Siemens SIMATIC S7-300 Reference Manual page 146

Programmable logic controllers module data

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Digital Modules

Triggering a digital input

For resistive load

Inductive loads

according to

IEC 947-5-1; DC 12

For lamp load

Outputs must be protected by a 250 V quick-acting

fuse (recommended fuses: Wickman 194-1100 1.1

A and Littelfuse 0217-800 V 800 mA).

When mounted in a hazardous area in accordance

with the National Electric Code (NEC), use only a

suitable tool to remove the fuse if the module is not

located in a potentially explosive atmosphere.

Programmable Logic Controllers S7-300 Module Data

A5E00105505-03

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