T775 SERIES 2000 ELECTRONIC STAND-ALONE CONTROLLERS
33 63-7147—3
T775R Replacement for W964F Aquatrol
Panel with Floating Actuator (continued)
NOTE: Fig. 37 is for wiring purposes only. A thorough review
of the existing W964F application is required in order
to determine the capability of the T775 controller
replacement.
Fig. 37. T775R Wiring Connections for Replacing a W964F Aquatrol Panel.
NOTE: The T775R Replacement for W964F Aquatrol Panel with Floating Actuator continues on the next page.
M28014
T1 T2 B WR
POWER
OUTPUT
HONEYWELL ELECTRONIC SERIES 90
MODUTROL MOTOR
2
3
4
MODULATING OUTPUT (MOD 1)
1
5
OPTIONAL
MOTOR
CONFIGURATION
8
B
R
W
+
–
C
S
V
T
T
–
+
C
+
SENSOR A (STANDARD TEMPERATURE SENSOR)
C
NO
NC
C
NO
NC
C
NC
NO
C
NC
NO
RELAY
3
RELAY
2
RELAY
1
RELAY
4
120
COM
240
T
T
SENSOR B (OUTDOOR SENSOR)
T775R
6
120 VAC
7
7
OTHER MOTORS SUCH AS 4-20 MA, 0-10 VDC, AND 2-10 VDC, MAY BE USED ON THE MOD 1 OUTPUT.
TO VERIFY OUTPUT, TEST OPEN CIRCUIT VOLTAGE BETWEEN THE MOD 1 TERMINALS W AND R.
- MINIMUM (DRIVE CLOSED) SIGNAL LESS THAN 0.17 VDC
- MAXIMUM (DRIVE OPEN) SIGNAL IS GREATER THAN 1.7 VDC
USE SEPARATE TRANSFORMER FOR T775R WHEN USING 24 VAC.
INSERT 340 OHM RESISTOR (INCLUDED) ACROSS TERMINALS R AND W.
24 VAC POWER TERMINAL BLOCK.
POWER WITH 24 VAC OR 120/240 VAC AT THE APPROPRIATE TERMINAL BLOCK.
RELAY 1 CLOSES TO DRIVE DEVICE OPEN.
RELAY 2 CLOSES TO DRIVE DEVICE CLOSED.
MOTOR CAN BE AN M944B, M644, M6184, ML6984, ML6420, ETC.
1
2
3
4
5
6
7
8
120/240 VAC LINE
OPEN
MOTOR
COM
CLOSE
NO
COM
NO
COM
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