Installation
4 UDC2300 Universal Digital Controller User Manual 4/00
Check
Number
Preliminary Check Description
4
Control Relay 2 and Alarm
Relay Action.
The controller has been shipped with ALARM
relays configured for N.C. (Normally Closed). If
you want to change to N.O. refer to Figure 2-1,
Jumper positions W201 and W202:
W201 is the ALARM RELAY 1 jumper.
W202 is the jumper for CONTROL RELAY #2 for
Duplex Output or 3 position step control and an
ALARM RELAY 2 for all others.
See Table 2-2 for Control Relay contact
information, and Table 2-3 for Alarm Relay
contact information.
See Alarm Relay Caution Note, Page 6.
Note: Solid State and open collector Outputs must have jumper set to
N.O. (Normally Open).
3 Position Step and Time Duplex must have Output 2-jumper (W202) set to
N.O (Normally Open).
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