Dantel B11-44124-00 Руководство по установке и эксплуатации - Страница 6
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CIRCUIT DESCRIPTION
Sealing Current Supply
Select the sealing current supply source with switch S2. The
source can be the facility side simplex leads from transformers
T1 and T3 or an on-board source.
Select the sealing current supply mode with switch S4. The
mode can connect simplex leads to pins 9 and 43 or to the drop
side A and B simplex leads.
A front panel LED indicates that sealing current is flowing. An
unlit LED indicates improper switching or reversed simplex lead
polarity. Set simplex lead polarity with switch S5.
Regulated Power Supply
The regulated power supply furnishes all 44124 DCTM power
requirements. It supplies sealing current when the source is
-48 VDC.
INSTALLATION
I
nstallation consists of setting the switches, wiring for alarm
acknowledgment, and installing the module in the shelf.
1. Set the switches.
To set switch options, refer to Fig. 3 and Table A.
2. Wire for alarm acknowledgment, if necessary.
Refer to Fig. 4 for module connector pin wiring assignments.
3. Install the module in the proper slot in the equipment
shelf.
P
6
44124-0798 <90-00024>
AGE