33
Controller Wiring Diagram: One Power Supply Setup
WP4
WP2
PROTECTIVE CONDUCTOR
TERMINAL
WP3
WP1
JP6
25 AMP FUSE
LITTELFUSE PN: 0997025.WXN (for
controllers shipped after 1-JAN-2021);
LITTELFUSE PN: 142.6185.5256 (for
controllers shipped prior to 1-JAN-2021)
JP4
JP2
JP3
DO NOT
CONNECT
BLACK (SHIELD)
RED (TX)
CLEAR (RX)
1
2
3
1
2
3
6
5
4
1
1
1
PINS 1, 2 AND 3,
SEE CONNECTION
OPTIONS BELOW
PIN4, DO NOT CONNECT
DC INPUT POWER
12 TO 36 VDC
(+)
(-)
TE DEVICE
(+)
(-)
TO RS-232 PORT
LED
POWER INDICATOR
4
5
6
3
2
1
JP2
(+)
0-20 mA current source
or 0 to 5 Vdc source
(resistor can be removed
if using voltage source)
(-)
249
resistor
(supplied)
FULL CLOCKWISE SHOULD
CORRESSPOND TO MAXIMUM
RESISTANCE ACROSS PINS 1 AND 2
OPTIONAL (CUSTOMER SUPPLIED)
5 k
POTENTIOMETER
JP2
1
2
3
6
5
4
4
5
6
3
2
1
JP2
SECONDARY THERMISTOR
(PURCHASED SEPARATELY)
PRIMARY THERMISTOR
OPTION 1
Proportional Signal for Adjusting Set Point
OPTION 2
Variable Resistance for Adjusting Set Point
OPTION 3
Second Thermistor for Differential Control or
for Sensing Over-temperature Condition
NOTE: 1. WP1, WP2, WP3, AND WP4 ARE 6.35 mm (.25 inch) QUICK CONNECT TERMINALS.
JP5 EXPANSION CONNECTOR
MOLEX 22-23-2081
2. SINGLE POWER SUPPLY OPTION: INSTALL JUMPER ON PINS 1 AND 2 OF JP 6 (DEFAULT CONDITION)
PRIMARY THERMISTOR
PRIMARY THERMISTOR
PRIMARY THERMISTOR
