Javelin D
Ɣ
Model PD644 Voltmeter
Instruction Manual
24
Setting the Relay Action
The relay
Action
menu allows the user to set up the operation of the
relays. The relays may be set up for any of the following modes of op-
eration:
1. Automatic reset (non-latching)
2. Automatic plus manual reset at any time (non-latching)
3. Latching (manual reset only, at any time)
4. Latching with Clear (manual reset only after alarm condition
has cleared)
5. Alternation control (automatic reset only)
6. Off (relay and status LED disabled)
The following illustration shows relay 1 action setup; relay 2 is set up in
a similar fashion.
Auto
A-m
LtCH
Act1
L-CL
From Relay 1
Menu
Press
Enter/Ack
button to accept setting
Press
Menu
button to exit at any time
ALtr
oFF
Programming Set and Reset Points
High alarm indication: program set point above reset point.
Low alarm indication: program set point below reset point.
The deadband is determined by the difference between set and reset
points. Minimum deadband is one display count. If set and reset points
are programmed the same, relay will reset one count below set point.
SEt1
rSt1
Program Set
Point
Program Reset
Point
Quick Set Points
Press
Up
arrow and
Menu
at the same time to access
set/reset points quickly.
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