Nortec SE Series - Manual (Page 34)

31 | Installation
Staged Modulation Wiring (SETC Only)

Connect up to 10 units (equivalent of 10,500 lb/hr (4,770 kg/hr)) using 18-24 AWG multi-
strand, twisted pair, shielded cable.

Connect humidistats/transducers and On/Off safety loop to master unit only.

See Multi Mode on page 54 and Multi Unit Op. Range on page 56 for software configuration.
Figure 34: Staged Modulation Wiring
Daisy chain pole 2 and 3
of terminal
of the
driver board.
Do not reverse polarity.
Do not connect to pole 1 or 4.
Note:
J2a-RS485
Master
Slave 1 Slave X
Daisy Chain
up to 16
Humidifiers