Watlow Series 942 - Manual (Page 48)

48
WATLOW Series 942 User's Manual Appendix
Model No.
Series 942 Model Number Information
The Series 942 Model Number, listed on your unit sticker, is defined below.
Control
Series
942
= 1/4 DIN, single input,
dual output, dual
auxiliary outputs, dual
digital displays.
Inputs Type
1 = Type J, K, T, N, C, PT 2 thermocouple
2 = Type J, K, T, N, C, PT 2 thermocouple,
RTD 1
°
, 4 - 20mA, 0-5VDC
3 = Type J, K, T, N, C, PT 2 thermocouple,
RTD 0.1
°
, 4 - 20mA, 0-5VDC
4 = Type R, S, B thermocouple
#1 Output Type
B = Solid State Relay, Form A, 0.5A
C = Switched DC, Open Collector, non-isolated
D = Mechanical Relay, Form C, 6A
E = Process 0 - 10VDC, non-isolated
F = Process 4 - 20mA, non-isolated
G = Process 0 - 20mA, non-isolated
H = Process 0 - 5VDC, non-isolated
K = Solid State Relay without contact suppression
Form A, 0.5A
#2 Output Type
A = None
B = Solid State Relay, Form A, 0.5A
C = Switched DC, Open Collector, non-isolated
D = Mechanical Relay, Form C, 6A
K = Solid State Relay without contact suppression
Form A, 0.5A
Auxiliary Outputs
0 = None
1 = Single, Mechanical Relay, 6A, Form A or B
2 = Dual, Mechanical Relay, 6A, Form A or B
3 = Single, Mechanical Relay, 6A/0 - 5VDC retransmit
4 = Single, Mechanical Relay, 6A/4 - 20mA retransmit
5 = No auxiliary output/0 - 5VDC retransmit
6 = No auxiliary output/4 - 20mA retransmit
Communications
A = None
B = Isolated RS-423/RS-422
D = Isolated EIA-485
0 0 9 4 0 5 A 2