West Control Solutions ProVU 4 - Manual (Page 30)

ProVU4 Controller, Profiler & Recorder/Controller - Product Manual
59407, Issue 1 – March 2008 Wiring Instructions Page 29
Option Slot 1 Connections
Option Slot 1 – Single Relay Output Module
If option slot 1 is fitted with a single relay output module, make connections as illustrated.
The relay contacts are SPDT and rated at 2 amps resistive, 240 VAC.
Figure 14. Option Slot 1 – Single Relay Module
Option Slot 1 – Single SSR Driver Output Module
If option slot 1 is fitted with a single SSR driver output module, make connections as
illustrated. The solid-state relay driver is a 0-10V DC signal, load impedance must be no less
than 500 ohms. SSR driver outputs are not isolated from the signal input or other SSR driver
outputs.
Figure 15. Option Slot 1 – Single SSR Driver Module
Option Slot 1 - Triac Output Module
If option slot 1 is fitted with a Triac output module, make connections as shown. This output
is rated at 0.01 to 1 amp @ 280V AC 50/60Hz. A snubber should be fitted across inductive
loads to ensure reliable switch off the Triac.
Figure 16. Option Slot 1 - Triac Module
19
20
N/C
COM
21 N/O
19
20
_
21 +
20
21
