Ge Hydran 201i Transformer Gas Monitoring Manuals

Introduction

27

The Hydran 201I System

27

Components of the Hydran 201I System

28

Hydran 201Ti Intelligent Transmitter

28

Hydran 201Ci-C Communications Controller

29

Hydran 201Ci-1 One-Channel Controller

30

Hydran Host Software

31

Networking and Communication Capabilities

32

Vocabulary and Abbreviations Used to Describe the Hydran 201I System

33

Accessories

34

Figure 1-4 - Hydran 201TW Tube Wrench

34

Hydran 201TW Tube Wrench

34

Vibration-Absorbing Rubber Pads

34

Figure 1-5 - Vibration-Absorbing Rubber Pads

35

Features

37

Hydran 201Ti Intelligent Transmitter

37

Enclosure

38

External Components

38

Figure 1-1 - Hydran 201Ti Intelligent Transmitter

38

Figure 2-1 - Hydran 201Ti's Enclosure (Mounted on a Valve)

39

Brass Adaptor

40

Internal Components

40

Figure 2-2 - Internal View of the Hydran 201Ti

41

Heating Plate

41

Hydran 201 Sensor

42

CPU Module

43

I/O Module

43

Male Connector for the RS-232 Link

43

Figure 2-4 - First View of the Top Side of the I/O Module

44

Top Side of the I/O Module

44

Figure 2-5 - Second View of the Top Side of the I/O Module

45

Figure 2-6 - Left Side of the I/O Module

46

Left Side of the I/O Module

46

Right Side of the I/O Module

47

Figure 2-7 - Right Side of the I/O Module

48

Analog Inputs

49

Analog Inputs and Output

49

Analog Output

50

Heating System

50

Battery

51

Disconnecting the Battery

51

Estimated Life

51

Table 2-1 - Estimated Battery Life According to Time

52

Replacing the Battery

53

Internal Clock

55

Additional Information

56

Nonvolatile Memory

56

Features

57

Figure 3-1 - Typical Configuration of a Hydran 201I System

57

Hydran 201Ci Controllers

57

Hydran 201Ci-C Communications Controller

57

Description of the Major Components

58

Figure 1-2 - Hydran 201Ci-C Communications Controller

59

Figure 3-2 - Internal View of the Hydran 201Ci-C

59

Description of the Circuit Board

60

Figure 3-3 - Circuit Board of the Hydran 201Ci-C

61

Additional Information

63

Features

63

Hydran 201Ci-1 One-Channel Controller

63

Figure 3-4 - Hydran 201R Model I

64

Description of the Major Components

65

Figure 3-5 - External View of the Hydran 201Ci-1

65

Description of the Circuit Board

66

Figure 3-6 - Internal View of the Hydran 201Ci-1

67

Figure 3-7 - Circuit Board of the Hydran 201Ci-1

68

Additional Information

71

Hydran 201Ti's Displays and Menus

73

User Interface

73

Figure 4-1 - Hydran 201Ti's User Interface

74

Unacknowledged Alarms Mode

75

User Interface Operating Modes

75

Main Display Mode

76

Menu Navigation Mode

77

Table 4-1 - Messages Displayed in the Main Display Mode

77

Normal Power-Up (Power-Off Longer than Five Minutes)

78

Parameter Modification Mode

78

Power-Up Mode

78

Table 4-2 - Self-Test Sequence During the Normal Power-Up

78

First Power-Up (after Reconnection of Battery)

79

Short Power-Up (Power-Off Shorter than Five Minutes)

79

Table 4-3 - Values Requested During the First Power-Up Sequence

79

Using the Keypad's Keys According to each Mode

79

Figure 4-2 - Hydran 201Ti's Keypad

80

Table 4-4 - Functions of the Keypad's Keys According to the Operating Modes

80

Passwords

81

Main and Extended Menus

82

Table 4-5 - Functions of the Submenus of the H201Ti's Embedded Software

82

Events History

84

History Submenu

84

Short Term History

85

Long Term History

86

Service History

86

Clear Events (Extended Menu Only)

87

Clear Long Term (Extended Menu Only)

87

Clear Short Term (Extended Menu Only)

87

History Setup (Extended Menu Only)

87

Gas Level

88

Gas Submenu

88

Hourly Trend

88

Daily Trend

89

Temperature Submenu

89

Sensorcal Data

90

Service Submenu

90

Forcesensor Test

91

Battery

92

Servicedata

92

Table 4-6 - Messages that Can be Displayed Following a Sensor Test

92

Commchannel and Defaultchannel

93

Communication Submenu (Extended Menu Only)

93

Date&Time Submenu (Extended Menu Only)

93

Baudrate

94

Commmode

94

Force Hostcall

94

Gas H Relay

95

H201Ti ID and Powerstat. ID

95

Relays/Analog Submenu (Extended Menu Only)

95

Analogout

96

Gas HH Relay

96

Sysok Relay

96

Newsensor Submenu (Extended Menu Only)

97

Table 4-7 - Electrical Current Generated by the Analog Output for each Operation

97

TDM out

97

Calibration Submenu (Extended Menu Only)

98

Before Installation

99

Figure 5-1 - H201Ti's Serial Number and Protective Cap

99

General Warnings

99

Figure 5-2 - Do Not Touch the Membrane

100

Figure 5-3 - Do Not Paint the Sensor or Clean It with any Solvent

101

Figure 5-4 - Use the Hydran 201TW Instead of a Pipe Wrench

102

Figure 5-5 - Do Not Install the H201Ti on the Inlet Side of the Radiator Pump

103

Figure 5-6 - Do Not Install the H201Ti on an Elbow

104

Figure 5-7 - Avoid High-Pressure Water Streams

104

Installation Overview

105

Figure 5-8 - Typical Installation of the Hydran 201I System

106

Mounting Location of the Hydran 201Ti

107

Tools and Material Required

107

Warnings

107

Figure 5-9 - Mounting Locations of the H201Ti on a Transformer

108

Typical Locations

108

Mounting Location of Hydran 201Ci Controllers

110

Cabling and Network Configuration

111

Parameter Settings

111

Cabling

112

Table 5-1 - Example of H201Ti Identification Numbers

112

Installation

113

Hydran 201Ti Installation

115

Incoming Inspection and Verification

115

Receiving and Unpacking

115

Shipping List

116

Inspecting

117

Figure 6-1 - Example of Test Certificate and Data Sheet for the Hydran 201Ti

118

Storage and Battery Care

119

Preparation

120

Verification of Operation Prior to Installation

120

Initial Observations

121

Adjusting the Date and Time

122

Gas High Alarm

123

Verifying the Alarm Relays

123

Fail Alarm

124

Gas High-High Alarm

124

Cancelling the Fail Alarm

125

Cancelling the Gas Alarms

125

Conclusion

126

Sensor Serial Number Verification and Sensor Test

126

Verifying the Backup Battery

126

Adjusting the Temperature Set Point

127

Verifying the Analog Output (Facultative)

128

Verifying the RS-232 Communication (Facultative)

129

6.2.10 Completing the Verification

131

Installation

131

Figure 6-2 - Hydran 201Ti Assembly

132

Verifying the Ac Power Supply Voltage and the Serial Numbers

132

Figure 6-3 - Screws Used to Fasten the CPU Module

133

Preparing the Hydran 201Ti

133

Removing the CPU Module

133

Conclusion

134

Removing the Hydran 201 Sensor

134

Separating the Brass Adaptor from the Heating Plate

134

Figure 6-4 - Always Cover the Threads of the Adaptor and Sensor with Teflon

135

Installing the Brass Adaptor Onto the Valve

135

Preparing the Valve

135

Figure 6-5 - Ensure Two Screw Holes of the Adaptor Are Level

136

Installing the Hydran 201 Sensor

136

Figure 6-6 - the Bleed Screw Must be on Top, at the 12 O'clock Position

137

Opening the Valve

137

Fastening the Hydran 201Ti to the Brass Adaptor

138

Figure 6-7 - Purging Air from the Hydran 201 Sensor

138

Figure 6-8 - Fastening the Heating Plate to the Brass Adaptor

139

Installing the Cable Conduits

139

Installing the Supervisory Link and Analog Output Cable

140

6.3.11 Installing the Ac Power Supply Cable

141

Installing the Alarms Cable (Facultative)

141

6.3.12 Installing the CPU Module

142

6.3.13 Verifying the Hydran 201Ti Operation

142

Figure 6-9 - Installing the CPU Module

143

Configuring the Hydran 201Ti

144

Setting the Communication Parameters for the Hydran Host Software

144

Verifying and Setting Gas and Trend Alarm Parameters

145

Verifying and Setting Historical Data File Parameters

145

Resetting the Hourly Trend, Daily Trend and Period B

146

Sensor

146

Verifying and Setting the Temperature Parameters of the Hydran 201

146

Verifying and Setting the Battery Alarm Parameters

147

Verifying the Hydran 201 Sensor and Its Parameters

147

6.4.10 Verifying and Setting the Communication Parameters

148

Logging the Values of the Service Data

148

Verifying and Setting the Date and Time

148

6.4.11 Verifying and Setting the Operation Mode of the Alarm Relays

149

6.4.12 Verifying and Setting the Fail Alarm Conditions

149

6.4.14 Conclusion

149

Verifying and Setting the Operation Mode of the Analog Output and TDM Signal

149

Commissioning

150

Fastening the Hydran 201Ti's Cover

150

Other Installations

150

Hydran 201Ci-C Installation

151

Incoming Inspection and Verification

151

Inspecting

151

Receiving and Unpacking

151

Preparation

152

Storage

152

Verification of Operation Prior to Installation

152

Initial Observations

153

Verification of RS-232 and RS-485 Communications

154

Completing the Verification

156

Installation

156

Installing the Cable Conduits

157

Installing the Enclosure

157

Verifying the Ac Power Supply Voltage and the Serial Numbers

157

Installing the Supervisory Link Cables

158

Installing the Ac Power Supply Cable

159

Verifying the Operation

159

Verifying the Supervisory Link Communications

159

Conclusion

160

Other Installations

160

Hydran 201Ci-1 Installation

161

Incoming Inspection and Verification

161

Inspecting

161

Receiving and Unpacking

161

Verification of Operation Prior to Installation

162

Initial Observations

163

Preparation

163

Verifying the Analog Output

164

Gas High Alarm

166

Verifying the Alarm Indicators and Relays

166

Gas High-High Alarm

167

System Fault Alarm

167

Gas Alarms Cleared

168

System Fault Alarm Cleared

168

Conclusion

169

Verifying the RS-232 Communication

169

Installation

171

Installing the Enclosure

171

Verifying the Ac Power Supply Voltage and the Serial Numbers

171

Installing the Cable Conduits

172

Installing the Supervisory Link Cable

172

Installing the Alarms Cable (Facultative)

173

Installing the Analog Output Cable (Facultative)

173

Installing the Ac Power Supply Cable

174

Verifying the Analog Outputs

174

Verifying the Operation

174

8.3.10 Verifying Alarm Indicators and Alarm Relays

175

8.3.11 Verifying the Supervisory Link Communications

175

8.3.12 Conclusion

175

Other Installations

175

Communications and Networking

177

Communications Within a Hydran 201R Model I or a Hydran 201I System, Using a Supervisory Link

177

TDM Pulse

178

Communications in a Network, Using an RS-485 Local Network Link

179

Table 9-1 - Alarm Relay States, and Status of the H201Ti, TDM Signal and

179

Figure 9-1 - Example of Local Network

180

Communications with a Host Computer, Using an RS-232 Serial Communication Link

181

Figure 9-2 - Host Computer Connection Modes in a Hydran 201R Model I

181

Local Communications

182

Remote Communications (Via Modem)

182

Figure 9-3 - Typical Communication Configuration with a Modem

183

Communication Protocol

184

Local Network Installation

184

Installing an RS-485 Local Network Link between Hydran 201Ci Controllers

185

Connecting a Host Computer to a Hydran 201Ci Controller in a Local Network, Using an RS-232 Cable

186

Table 9-2 - Wiring for Serial Cables

186

Verifying RS-232 and RS-485 Communications

186

Connecting a Telephone Line

187

Optional Modem Installation

187

Verifying Communications between the Two Modems

187

Configuring the Call Onalarm Mode

189

10.1.1 Alarm Conditions

192

Alarm Levels

192

10.1.2 Purpose of Hourly and Daily Trends

193

Table 10-1 - Alarm Conditions Monitored by the Hydran 201Ti

193

10.2.1 Alarm Contacts

194

10.2.2 Status of Alarm Relays

194

Alarm Relays

194

10.2.3 Operation Modes of Alarm Relays

195

Table 10-2 - Possible States of the Alarm Contacts

195

Latch Mode

196

Normal Mode

196

Alarm Interface

197

Force off

197

Force on

197

Gas High and High-High Alarms

198

Table 10-3 - Possible States of the Hydran 201Ci-1'S Display and Alarm Indicators

198

10.4.1 Alarm Parameters Setting

199

Gas Level

199

Daily Trend

200

Hourly Trend

200

Table 10-4 - Suggested Guidelines for Setting the Gas Level High Alarm

200

10.4.2 Guidelines for Setting Trend Alarms

201

10.4.3 Hourly and Daily Trend Computations

202

Table 10-5 - Evolution of the Hourly Trend

202

Table 10-6 - Evolution of the Daily Trend

202

10.4.4 High and High-High Alarms Triggering

203

10.4.5 High and High-High Alarms Cancellation

203

10.5.1 Fail Alarm Triggering

204

Fail Alarm

204

10.5.2 Fault Triggers

205

Gas Fault Triggers

205

Battery Voltage Fault Triggers

206

Sensor Temperature Fault Triggers

206

Table 10-7 - Gas Fault Triggers

206

Table 10-8 - Sensor Temperature Fault Triggers

206

10.5.3 Fail Alarm Cancellation

207

Sensor Operation and Connections Fault Triggers

207

Table 10-10 -Sensor Operation and Connections Fault Triggers

207

Table 10-9 - Battery Voltage Fault Triggers

207

Operating Methods

209

Operating the Hydran 201I System

209

11.1.2 Alarm Monitoring

210

Method Drawbacks

210

11.1.3 Analog Output Monitoring

211

Method Drawbacks

211

11.1.4 Combined Alarm and Analog Output Monitoring

212

11.1.5 Local Monitoring with Host Computer

212

Conclusion

212

11.1.6 Remote Monitoring with Host Computer

213

Data Reading

213

Method Benefits

213

11.2.1 Direct Data Reading

214

11.2.2 Historic Data Reading

214

Data Analysis

214

Alarm Messages on the Hydran 201Ti's Display

217

Troubleshooting

217

Battery L

218

Battery LL

218

Cableopen

218

Cableshort

220

Daytrend H

220

Daytrend HH

221

Daytrend L

221

Daytrend LL

222

12.1.10 Gas HH

223

12.1.11 Gas L

223

Gas H

223

12.1.12 Gas LL

224

12.1.13 Hourtrend H

224

12.1.14 Hourtrend HH

224

12.1.15 Hourtrend L

225

12.1.16 Hourtrend LL

225

12.1.17 Replace Sensnow

226

12.1.18 Replace Senssoon

226

12.1.19 Sensor Not Inst

227

12.1.20 Senstemp H

228

12.1.21 Senstemp HH

228

12.1.22 Senstemp L

229

12.1.23 Senstemp LL

229

12.1.24 Setup Lost

229

And/Or RS-485 Communications

230

No Communication When the Host Computer Is Connected Directly or by Modem to the Hydran 201Ti's DB-9 Connector

230

No Communication between the Host Computer and the Network of Hydran 201I Systems

231

No Communication When the Host Computer Is Connected Directly or by Modem to the Hydran 201Ci Controller's DB-9 or USB Connector

231

Hydran 201Ci Controller's Display Is Blank

232

Hydran 201Ti and Hydran 201Ci Controller's Analog Outputs at Zero

232

Alarms

233

An Alarm Relay Does Not Reset, Even if the Alarm Condition Has Disappeared

233

Fail Alarm Is Triggered

233

Fail Alarm Message Displayed in the Hydran Host Software

233

Intermittent Gas Alarms Are Occurring

233

Inaccurate Gas Readings

234

Irregular Gas Readings

234

Gas Level Reading Is Abnormally High

235

Gas Level Reading Is Slowly Decreasing Toward Zero

235

Maintenance

237

Historic Data Verification

238

Table 13-1 - Maintenance Routines and Their Frequency

238

Dissolved Gas Analysis (DGA)

239

Hydran 201Ti Verification

240

Table 13-2 - Examples of Gas Reading Comparisons between a DGA and

240

Hydran 201Ci Controller Verification

242

Fuse

243

Hydran 201Ti Intelligent Transmitter

245

Technical Specifications for the Hydran 201I System

245

Hydran 201Ci-C Communications Controller

248

Hydran 201Ci-1 One-Channel Controller

250

Figure B-1 - Hydran 201Ti Dimensions

253

Figure B-2 - Hydran 201 Sensor

253

Hydran 201Ti Intelligent Transmitter

253

Mechanical Drawings

253

Figure B-3 - 1.5-In Adaptor

254

Figure B-4 - 1-In Adaptor

255

Figure B-5 - 2-In Adaptor

256

Figure B-6 - Finned High-Temperature Adaptor

256

Figure B-7 - Hydran 201Ci-C Dimensions

257

Hydran 201Ci-C Communications Controller

257

Figure B-8 - Hydran 201Ci-1 Dimensions

258

Hydran 201Ci-1 One-Channel Controller

258

Functional Block Diagrams

259

Hydran 201Ti Intelligent Transmitter

259

Figure C-2 - Functional Block Diagram for the Hydran 201Ci-C

260

Hydran 201Ci-C Communications Controller

260

Figure 1-3 - Hydran 201Ci-1 One-Channel Controller

261

Figure C-3 - Functional Block Diagram for the Hydran 201Ci-C

261

Hydran 201Ci-1 One-Channel Controller

261

Hydran 201Ti Intelligent Transmitter

263

Table D-1 - Ac Power Supply: 3-Terminal Block, J3 Connector and Fuse

263

Table D-2 - Alarm Contacts 9-Terminal Block and J5 Connector

263

Terminal Blocks and Connectors

263

Table D-3 - SW1 Voltage Selector

264

Table D-4 - J2 Heater 6-Pin Connector

264

Table D-5 - J1 Sensor 4-Pin Connector and J2 Thermistor 2-Pin Connector

264

Table D-6 - J3 Local Analog Output Connector, J4 Isolated Supervisory Link Connector, and Termination Board

265

Figure D-1 - Wiring Diagram for Active Current Output

266

Figure D-2 - Wiring Diagram for Passive Current Output

266

Table D-7 - DB-9 Male RS-232 Connector (Back of CPU Module

266

Hydran 201Ci-C Communications Controller

267

Table D-8 - Main Terminal Block for the Hydran 201Ci-C

267

Table D-9 - SW1 Voltage Selector for the Hydran 201Ci-C

269

Hydran 201Ci-1 One-Channel Controller

270

Table D-10 - J10 DB-9 Male RS-232 Connector for the Hydran 201Ci-C

270

Table D-11 - Main Terminal Block for the Hydran 201Ci-1

270

Figure D-3 - Wiring of RS-485 Link Cable between Two or more H201Ci-C's or

273

Table D-12 - SW1 Voltage Selector for the Hydran 201Ci-1

273

Table D-13 - J10 DB-9 Male RS-232 Connector for the Hydran 201Ci-1

273

Table F-1 - Default Values of the Parameters

279

GE Hydran 201i Transformer Gas Monitoring Manuals

GE Hydran 201i Instruction Manual (300 pages)

Table of Contents

Table of Contents

List of Figures

GE Hydran 201i Instruction Manual (266 pages)

Table of Contents

1 Preliminary Information

2 Introduction

3 Hydran 201Ti Intelligent Transmitter

4 Hydran 201Ci Controllers

5 Hydran 201Ti Displays & Menus

6 Before Installation

7 Hydran 201Ti Installation

8 Hydran 201Ci-C Installation

9 Hydran 201Ci-1 Installation

10 Communications & Networking

11 Alarms

12 Operating the Hydran 201I System

13 Troubleshooting

14 Maintenance

15 Decommissioning the Hydran 201Ti

Appendix A : Technical Specifications for the Hydran 201I System

Appendix B : Mechanical Drawings

Appendix C : Functional Block Diagrams

Appendix D : Terminal Blocks and Connectors

Appendix E : Hydran 201Ti's History File Messages

Appendix F : Default Values of Parameters

Appendix G : Unit Conversions

Appendix H : Usb Port Driver Installation

Appendix I : Extracting an Oil Sample

Appendix J : Modbus Protocol Documentation

Appendix K : Glossary

GE Hydran 201i Installation Manual (37 pages)

Table of Contents

1 Introduction

2 General

3 General Warnings

4 Before Installation

5 Installation

6 Appendix A: Electrical Connections

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