Loading ...
Loading ...
Loading ...
11
INSTALLATION (cont.)
Warning Signal Connection
(Output Signal Terminal L+ and L-)
The controller is equipped with a warning signal output relay type (Form C, normal
open dry contact) which can be used to monitor the failure condition.
Relay contactor (not connector) is closed when the following condition has
occurred:
a. Tank full
b. Temperature sensor fails
c. High pressure switch error
The relay output contactor is rated 2A at 30VDC or 2A at 30VAC (resistive load)
and it is compatible with various warning devices such as alarm speaker, light
indicators, etc.
Connecting Warning Signal From Controller
1. Remove service panel from the rear of the unit.
2. Push out the back cap from inside. (In case of hand to remove, please push
inner latches of the cap one-by-one.)
3. Use recommended warning signal wire size from 16AWG to 26AWG for a solid
wire, or 16AWG to 22AWG for a stranded wire with ring terminal for #6 stud
size.
4. Connect warning device to terminal L+ and L- according to its polarities.
Loading ...
Loading ...
Loading ...