Honeywell T775J Product Data page 12

T775J ELECTRONIC REMOTE TEMPERATURE CONTROLLER
SET
SELECT
1 2 3 4 5 6 7 8
SA TOD 24V SB
3 2 1
OUTPUT 1
NO COM NC
REMOVE FRONT COVER AND LOOSEN SCREW
IN UPPER RIGHT CORNER OF DEVICE WITH A
SCREWDRIVER.
3
CONNECT THE MODULATING VOLTAGE OUTPUT
TO A VOLTMETER. USING A SCREWDRIVER,
ADJUST THE LOWER LIMIT OF THE VOLTAGE TO THE
DESIRED LEVEL ACCORDING TO THE STEPS
OUTLINED IN CLAIBRATION PROCEDURE FOR
0 TO18 VDC OUTPUT.
63-2248—4
STEP 1
ENTER
SA SB
MODULATING
VOLTAGE
OUTPUT
OUTPUT 2
NO COM NC
STEP 3
1 2 3 4
OPEN
3 8
2 1
OUTPUT 1 OUTPUT 2
NO COM NC NO COM NC
Fig. 16. Voltage span selection.
ZEROING
VOLTAGE DIAL
3 2 1
SENSOR INPUT,
TOD, AND
24 VAC
TERMINALS
OUTPUT 1
NO COM NC
GENTLY PULL THE TOP PWB UPWARDS AROUND
ITS HINGE. STOP WHEN THE PWB IS
PERPENDICULAR TO THE ENCLOSURE.
14 17
VOLTMETER
0
-
12
STEP 2
VOLTAGE SPAN
SELECTION SWITCH
1 2 3 4
OPEN
17
3 8 14
OUTPUT 2
NO COM NC
1 2 3 4
CLOSED
N
O P E
OPEN
3 8 14 17
VOLTAGE SPANS
WHEN SWITCH IS DEPRESSED, THE
VOLTAGE RANGE IDENTIFIED BY
THE VOLTAGE SPAN BELOW THAT
SWITCH IS SELECTED. IN THIS
CASE, A VOLTAGE SPAN ON 8 VDC
HAS BEEN SELECTED. THIS SPAN
CAN BE 2-10 VDC, 10-18 VDC, ETC.,
BY USE OF ZEROING DIAL.
18
+
M1345B