T775J ELECTRONIC REMOTE TEMPERATURE CONTROLLER
63-2248—4
7
SELECT SET ENTER
OUTPUT 2
NOCOMNC
120V
COM
240V
1234
SA SB
123
1
2
3
45678
SA TOD 24V SB
C/F
M8115A
SENSOR A
24 VAC
SENSOR B
LOAD 1
T1 T2 BRW
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:
BRW

Fig. 11. Reset control with 24 Vac input, Series 90 and 24 Vac loads.

SELECT SET ENTER
OUTPUT 2
NOCOMNC
120V
COM
240V
1234
SA SB
123
1
2
3
45678
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.