Perma Pure BALDWIN 225CE, Instruction Manual

Page: 13 / 44

Section H: Optional Relay Board 13
H: O
PTIONAL
R
ELAY
B
OARD
Computer Status Alarms
Wire computer status Alarm Contacts to TB 2, (C, NC, NO) for the Water
Slip/Ready/Failure Alarm status.
Sample Pump Control
a. Connect one side of Pump Motor to the LINE voltage.
b. Connect the other side of the Pump Motor to TB2 NO (normally open).
c. Connect the NEUTRAL to TB2 C (common).
READY function
If the READY function is not needed, place a shunt on J2 on the Relay Board.
READY Set Point Adjustment
a. Connect a voltmeter between Pin 1 of U3 ground and Pin 1 of U2, positive.
b. Adjust POT 1 to -1.0 VDC.
This matches the read set point on the control board.