Ordering Information
C.2 Signal modules (SMs), signal boards (SBs), and battery boards (BBs)
C.2
Signal modules (SMs), signal boards (SBs), and battery boards
(BBs)
Table C- 2
Signal modules (SMs)
Signal modules
Digital input
SM 1221 8 x 24 V DC Input (Sink/Source)
SM 1221 16 x 24 V DC Input (Sink/Source)
Digital output
SM 1222 8 x 24 V DC Output (Source)
SM 1222 16 x 24 V DC Output (Source)
SM 1222 8 x Relay Output
SM 1222 8 x Relay Output (Changeover)
SM 1222 16 x Relay Output
Digital input /
SM 1223 8 x 24 V DC Input (Sink/Source) / 8 x 24 V DC Output
output
(Source)
SM 1223 16 x 24 V DC Input (Sink/Source) / 16 x 24 V DC Out-
put (Source)
SM 1223 8 x 24 V DC Input (Sink/Source) / 8 x Relay Output
SM 1223 16 x 24 V DC Input (Sink/Source) / 16 x Relay Output
SM 1223 8 x 120/230 V AC Input (Sink/Source) / 8 x Relay Out-
puts
Analog input
SM 1231 4 x Analog Input
SM 1231 8 x Analog Input
SM 1231 4 x Analog Input x 16 bit (high feature)
SM 1238 Energy Meter 480 V AC
Analog output
SM 1232 2 x Analog Output
SM 1232 4 x Analog Output
Analog input /
SM 1234 4 x Analog Input / 2 x Analog Output
output
RTD and thermo-
SM 1231 TC 4 x 16 bit
couple
SM 1231 TC 8 x 16 bit
SM 1231 RTD 4 x 16 bit
SM 1231 RTD 8 x 16 bit
Technology mod-
SM 1278 4xIO-Link Master
ules
SIWAREX WP231, calibrater weighing electronic (1 channel) for
strain guage load cells / full bridges (1-4 MV/V) for SIMATIC S7-
1200, RS485 and Ethernet - interface, onboard I/O: 4 DI / 4 DO,
1 AO (0/4...20 MA)
SIWAREX WP241, belt weigher electronic (1 channel) for strain
guage load cells / full bridges (1-4 M/V) for SIMATIC S7-1200,
RS485 and Ethernet-interface, onboard I/O: 4 DI / 4 DO, 1 AO
(0/4...20 MA)
SIWAREX WP251, weighing electronic for batching and filling
processes (1 channel) for strain guage load cells / full bridges (1-
4 MV/V) for SIMATIC S7-1200, RS485 and Ethernet - interface,
onboard I/O: 4 DI / 4 DO, 1 AO (0/4...20MA),
1560
Article number
6ES7221-1BF32-0XB0
6ES7221-1BH32-0XB0
6ES7222-1BF32-0XB0
6ES7222-1BH32-0XB0
6ES7222-1HF32-0XB0
6ES7222-1XF32-0XB0
6ES7222-1HH32-0XB0
6ES7223-1BH32-0XB0
6ES7223-1BL32-0XB0
6ES7223-1PH32-0XB0
6ES7223-1PL32-0XB0
6ES7223-1QH32-0XB0
6ES7231-4HD32-0XB0
6ES7231-4HF32-0XB0
6ES7231-5ND32-0XB0
6ES7238-5XA32-0XB0
6ES7232-4HB32-0XB0
6ES7232-4HD32-0XB0
6ES7234-4HE32-0XB0
6ES7231-5QD32-0XB0
6ES7231-5QF32-0XB0
6ES7231-5PD32-0XB0
6ES7231-5PF32-0XB0
6ES7278-4BD32-0XB0
7MH4960-2AA01
7MH4960-4AA01
7MH4960-6AA01
S7-1200 Programmable controller
System Manual, V4.2, 09/2016, A5E02486680-AK