Holtgreven GSE-355 I.S. - Manual (Page 22)

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well. A minimum contact duration of 100 ms is required. Once invoked, the selected remote key operation will not
repeat until the contact is released and closed again.
P
OWER
C
ONNECTION
There are four ways to power the Model 350/355, with a 120 VAC wall mount transformer, with a 12-36VDC external
source, with a 12-26VAC external source, or with the internal battery option.
120VAC W
ALL
M
OUNT
T
RANSFORMER
An external wall mount transformer is supplied with the die cast Model 350 for connection to 120VAC, 60Hz power.
To connect the transformer:
Pin 1 Pin 2 Pin 3 Range
DC
+
N/C
-
12-36 VDC
AC L GND N
12-26 VAC
50/60 HZ
1. Insert the polarized plug into the rectangular power connector.
2. Press the plug firmly into the hole to ensure it is seated properly.
3. Plug the wall mount transformer into a nearby wall outlet. Use only a three-wire grounded outlet.
E
XTERNAL AC OR DC P OWER S UPPLY
The Model 350/355 may be powered by an external 12-36 VDC or 12-26 VAC power source. The power supply should
have a minimum current rating of 800mA with no options installed, a minimum current rating of 1.25A with options
installed. Wire the plug as shown in Figure 2-12. Recommended plugs are AMP MTA .156” or MOLEX .156”.
External DC power supply cable GSE P/N 22-30-35459 plugs into the Model 350 die cast unit rear connector with bare
wires on the other end.
Figure 14: Model 350/355 Power Connections
Figure 12: Remote Key Connection
(Model 350 die cast)
Figure 13: Remote Key Connection
(Model 350 stainless and Model 355)
The Model 350/355 does not include an on/off switch. In keeping with UL/CSA Safety Standards it must be
installed near an easily accessible power outlet. Note that the [ON] key does not connect/disconnect the
line voltage. It ‘awakens’ the Model 350/355 from a ‘sleep’ mode.
Do not cut the ground prong off the wall mount transformer!