T775j electronic remote temperature controller – Honeywell Electronic Remote Temperature Controller T775J User Manual
Page 7
T775J ELECTRONIC REMOTE TEMPERATURE CONTROLLER
63-2248—4
7
SELECT
SET
ENTER
OUTPUT 2
NO COM NC
120V
COM
240V
1
2
3
4
SA
SB
1 2 3
1
2
3
4 5 6 7 8
SA TOD 24V
SB
C/F
M8115A
SENSOR A
24 VAC
SENSOR B
LOAD 1
T1 T2
B R W
1
1
POWER
INPUT
USE SEPARATE TRANSFORMER FOR T775 WHEN POWERING FROM 24 VOLTS.
T775J1019, T775J1043 PROVIDE ELECTRONIC SERIES 90 OUTPUT THAT
WILL NOT DRIVE 135 OHM SLIDEWIRE DEVICES.
PROPER OUTPUT LEVELS CAN BE CHECKED BY MEASURING THE OPEN CIRCUIT VOLTAGE
BETWEEN TERMINALS 1 (W) AND 2 (R):
MINIMUM (DRIVE CLOSED):
≤
0.17 VDC
MAXIMUM (DRIVE OPEN):
≥
1.7 VDC
ELECTRONIC SERIES 90
MODUTROL MOTOR
T775J
NOTE:
B R W
Fig. 11. Reset control with 24 Vac input, Series 90 and 24 Vac loads.
SELECT
SET
ENTER
OUTPUT 2
NO COM NC
120V
COM
240V
12
3
4
SA
SB
1 2 3
1
2
3
4 5 6 7 8
SA TOD 24V
SB
C/F
M8116
SENSOR A
SENSOR B
LOAD 1
T1 T2
_
+
POWER
INPUT
4-20mA MODULATING
MOTOR OR ACTUATOR
120 VAC
BLK
WHT
-
+
Fig. 12. Reset control with 120 Vac input, 4 to 20 mA and 120 Vac loads.