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CS7X™ Electro-Hydraulic Safety Shutdown System Technical Specifications

Physical specifications
Size 6U x 220mm (9.1" x 8.6")
Mounting type Compact rack mount
Coating Conformal type

Ambient specifications
Operating temperature -40° to +85°C
Storage temperature -40° to +85°C
Humidity 100% condensing (with coating)

CPU card
Power required 8 to 34 Vdc, 1.25 Watts @ 25 MHz
Processor type 32 Bit, Motorola ColdFire
Processor speed 25 MHz/33 MHz
Data rate (CPU to CPU) 1 MBPS

Communications
2 serial ports RS-232C
2 serial ports RS-485 or RS-232C
2 ports Controller area network (plug and header screw terminal)

Design standards
Surge protection Withstand IEEE 472-1974
Certified EEX'd IIB T6 SIRA Certification No. EX 93C1006
  EEXn pending

Indicators
I/O channel  
Selection LED Indicates active channel
Self-check status LED Flashing indicates successful self-test
Digital  
Input status LEDs 16 Input Point LEDs
Output point status LEDs 16 Output Point LEDs

Analog Input (AI) Card
Power required 5 V, ±15 Vdc Nominal, 1.4 Watts
Analog input type 4 to 20 mA current loop or 1 to 5 V
Analog input points 16
Accuracy ±0.1% of full scale
Resolution 16 Bit (65536 Counts)
4- to 20-mA loop switching calibration - zero & span Automatic

Analog output (AO) card
Power required 5-V, ±15-Vdc Nominal, 1-Watt
Analog output points 4
Analog output type 0 to 5 Vdc, 0 to 20 mA, 0 to 5 mA, 4 to 20 mA
Resolution 12-Bits

Digital input (DI) card
Power required 5 Vdc Nominal, .35 Watts
Digital input points 16
Circuit type Two wire optically isolated
Contact wetting voltage ±24 Vdc
Typical input current 8 mA
Input contact bounce filter 10 mSec

Digital output (DO) card
Power required 5 Vdc Nominal, .35 Watts
Digital output points 16
Output type Form "A" Solid State Relay
Contact power rating 100 VA
Contact open circuit withstand volts 60-Vdc
Leakage current 1 mA @ 60 Vdc
Maximum current 2 Amps
Isolation 4000 VRMS
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