Manufacturer: Yokogawa Electric Corporation provides Yokogawa Processor Module SCP401 SCP451

Yokogawa Safety Control Unit S2SC70D-SA11010

Module Configuration

Power Supply Module (SPW481, SPW482 or SPW484): 2 modules
Processor Module (S2CP471 or SCP461 style S2 or later): 2 modules for dual-redundant configuration.
Power Consumption
? S2SC70S-S /S2SC70D-S
100 to 120 V AC model: 200 VA
200 to 240 V AC model: 230 VA
24 V DC model: 5.5 A
? S2SC70S-F/S2SC70D-F
100 to 120 V AC model: 240 VA
200 to 240 V AC model: 290 VA
24 V DC model: 7.0 A
Battery
? S2CP471
Part No. : S9450FE
Battery’s recommended replacement period: Three years under the average ambient temperature of 30 °C or less.
? SCP461
Part No. : S9185FA
Battery’s recommended replacement period: Three years under the average ambient temperature of 30 °C or less.
Weight
S2SC70S-S: Approx. 7.9 kg
S2SC70S-F: Approx. 13 kg
S2SC70D-S: Approx. 8.5 kg
S2SC70D-F: Approx. 13 kg