Emerson NELSON HEAT TRACE CM-2201 - Page 27

CM-2201/CM-2202
Appendices
©2017 Nelson Heat Tracing Systems
www.nelsonheaters.com
GA2497 Rev.5
DRAFT
Appendix B - Wiring Diagram: CM-2202
Notes:
1. All Alarms Output are SSR N.O.
2. All RTD’s must have the Shield connected to Ground Bus.
3. Remove Jumper JP1 only if the controller is in RS485 Network AND is not the last unit on the Network.
4. Connect Power Supply Jumpers PJ1 & PJ2 as follows;
CONTROL POWER
SOURCE
PJ1
(L1 - CONN3)
PJ2
(L2/N - CONN3)
INDEPENDENT
NO CONNECTION
CH.1
L1 - CONN4
L2/N - CONN4
CH.2
L1 - CONN5
L2/N - CONN5
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