TM 10-4610-310-14
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Table 2. PLC Output Descriptions.
OUTPUT
DESCRIPTION
To high-pressure pump enable relay CR2 (when output is energized, the relay is energized
(0)
and solenoid SV1 (air shutoff solenoid) is energized).
To heater control relay CR1 (when output is energized, relay is energized, and 240 VAC is
(9)
supplied to heater).
To hour meter, antiscalant pump, and hypochlorite pump (when output is energized, hour
meter is timing. Also, if chemical pump switch is in auto position, the pumps are supplied
(10)
with 120 VAC)
spare
(13-15)
Table 3. PLC Output Card (1) Output Descriptions.
OUTPUT
DESCRIPTION
To high-pressure shutdown light (L7) (when output is energized, a high-pressure shutdown
(0)
has occurred).
To valve V2a (when output is energized, valve V2a is open (120 VAC supplied to valve)).
(1)
To valve V3a (when output is energized, valve V3a is open (120 VAC supplied to valve)).
(2)
To valve V2b (when output is energized, valve V2b is open (120 VAC supplied to valve)).
(3)
(4)
To valve V3b (when output is energized, valve V3b is open (120 VAC supplied to valve)).
(5)
To valve V2c (when output is energized, valve V2c is open (120 VAC supplied to valve)).
(6)
To valve V3c (when output is energized, valve V3c is open (120 VAC supplied to valve)).
(7)
To valve V7 (when output is energized valve V7 is open (120 VAC supplied to valve)).
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