Installation guide, Wiring – Veris Industries H8936 Install User Manual

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H8932/H8936

INSTALLATION GUIDE

Power Wiring Option #1
120 VAC

Power Wiring Option #2*
12 VDC

*Internal fusing is not active on the 12 VDC input. Do not connect
both power options at the same time.
External ½ A fuse must be provided by installer.

WIRING

1. Connect the upstream RS-485 or RS-232 devices (if used).

2. Connect the downstream RS-485 device daisy chain.

3. Connect the power. Use either 120 VAC (240 VAC if using the E model) 2-wire or 12

VDC as shown below.

4. Terminate the downstream and upstream networks per the RS-485 standard.

RS-232 Upstream

Master (Network Display)

Slave (Downstream Device)

4-wire RS-485 Downstream

4-wire RS-485 Upstream

2-wire RS-485 Downstream

2-wire RS-485 Upstream

Master or Slave