PR Electronics

6437D

RTD, TC, potentiometer, linear resistance
and bipolar mV input
Single or true dual inputs with sensor redundancy and drift detection
Wide ambient operating temperature of -50 to +85°C
Total accuracy from 0.014%
2.5 kVAC galvanic isolation
Full assessment to IEC61508 : 2010 for use in SIL 2/3 applications

6437A

RTD, TC, potentiometer, linear resistance and bipolar mV input
Single or true dual inputs with sensor redundancy and drift detection
Wide ambient operating temperature of -50 to +85°C
Total accuracy from 0.014% 2.5 kVAC galvanic isolation
Full assessment to IEC61508 : 2010 for use in SIL 2/3 applications

7916

Provides safe, easy wiring between the backplane and non I.S. automation systems using standard prefabricated I/O cables
Direct, Redundant and Duplicate signalling – including HART I/O
Robust, compact high-end design solution for 16 system 9000 units
Digital output and LEDs indicate backplane system status

7908

Provides safe, easy wiring between the backplane and non I.S. automation systems using standard prefabricated I/O cables
Direct, Redundant and Duplicate signaling – including HART I/O
Robust, compact high-end design solution for 8 system 9000 units
Digital output and LEDs indicate backplane system status

9404

9402

9400_2

Different lengths
Mounting and supply of devices in the 3000 and 9000 series

9400_1

Different lengths
Mounting and supply of devices in the 3000 and 9000 series

9421

Supply voltage 85…132 VAC or 187…264 VAC
Optional connection of backup supply
Approved for installation in I.S. / Ex zone 2 / Div. 2
Active signal output
Optional parallel connection

9410

Distributes supply voltage to the power rail
Optional connection of backup supply
Approved for installation in I.S. / Ex zone 2 / Div. 2
Optional redundant supply for the power rail
Must be installed on power rail, PR type 9400