Emerson Edition 4 Water Heater User Manual


 
Rosemount Tank Radar REX
Chapter 11 Electrical Installation of the
11-10
Installation Manual
308014EN, Edition 4
May 2013
Enraf Bus
Tankway L&J
Connection Description
1 Power supply L, L1+
2 Power supply N, L2-
3 Enraf bus
4 Enraf bus
5 Relay K1A
6 Relay K1B
7 Relay K2A (optional)
8 Relay K2B (optional)
Connection Description
1 Power supply L, L1+
2 Power supply N, L2-
3 Bus power (red)
4 Signal ground (white)
5 Relay K1A
6 Relay K1B
7 Computer (black)
8 Encoder (green)