Watlow 942 Series, Руководство пользователя

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13
Install and Wire, Chapter 2 WATLOW Series 942 User's Manual
Output 1 Wiring
Figure 16 -
Process, 4 - 20mA,
Output 1 Wiring.
Process, 4 - 20mA, Output 1
Model # 942A - _
F
_ _ - _ 000
Process Output
Proportional value determined by the control to balance the sensor input and set point. This
value will fall between 4 - 20mA depending on the thermal characteristics of the system.
Load impedance is 600 Ω maximum.
Figure 17 -
Process, 0 - 20mA,
Output 1 Wiring.
Process, 0 - 20mA, Output 1
Model # 942A - _
G
_ _ - _ 000
Process Output
Proportional value determined by the control to balance the sensor input and set point. This
value will fall between 0 - 20mA depending on the thermal characteristics of the system.
Load impedance is 600 Ω maximum.
Process, 0-20 mA, Non-Isolated
16
17
External
Load +
-
I
DC
+
-
Process, 4-20 mA, Non-Isolated
17
18
External
Load -
+
I
DC
-
+