Trebor IQ Chemical Heater - Manual (Page 17)

MODEL IQ CHEMICAL HEATER OPERATION / MAINTENANCE MANUAL PAGE 17
7
WIRING SCHEMATIC

Heater Power Wiring ( IQL04V208 S B08AAA00 ):
1Ø Power
(Option S)
3Ø Power
(Option D or Y)
Wire Color Description Wire Color Description
Black Power Black Power
Black Power Black Power
Green Ground Black Power
White Neutral (Y Only)
Green Ground

Heater OTC Signal Wiring ( IQL04V208SB08AA
A
00 ):
Type J Thermocouple 1Ø
(Option A)
RTD 1Ø
(Option B or C)
Jacket Color Description Wire Color Description
Orange Element Blue & Purple Element
Blue Substrate Yellow & White/Yellow Substrate
Type J Thermocouple 3Ø
(Option A)
RTD 3Ø
(Option B or C)
Jacket Color Description Wire Color Description
Orange Element #1 Blue & Purple Element #1
Brown Element #2 Brown & White/Brown Element #2
Brown Element #3 Gray & White/Gray Element #3
Blue Substrate Yellow & White/Yellow Substrate #1
Orange & White/Orange Substrate #2

Heater Internal Leak Wiring ( IQL04V208SB08A A A00 ):
Normally Open
(Option A)
Normally Closed
(Option B)
Wire Color Description Wire Color Description
Red + 24 VDC Supply Red + 24 VDC Supply
Black Not Used Black 0 VDC Common
White + 24 VDC Signal White Leak Relay Contact
Green Not Used Green Leak Relay Contact