Peripheral Installation
Relay Control Options and Door Lock Control
6-18
Strata DK40 I&M Manual Spring 1999
Refer to the Strata DK40 Programming Manual or DK Library CD-Rom for more details.
Configure PIOU, PIOUS, or PEPU for MOH Relay Control
1. In Program 77-1, set LED 05 to ON to configure the Night/MOH relay for the MOH
relay function (see Figures 6-7 and 6-8).
2. If using a PIOU or PEPU, set the P11 jumper plug on the PIOU or PEPU to the MAKE
or BREAK position, as required:
◆ MAKE–Shorts the normally open contacts (pins 9 and 34) when any exchange line
is on hold.
◆ BREAK–Opens the normally closed contacts (pins 9 and 34) when any exchange
line is on hold.
...or
If using a PIOUS, solder the W2 jumper on the PIOUS to the MAKE or BREAK
position, as required:
◆ MAKE–Shorts the normally open contacts (NHT and NHR) when any exchange line
is on hold.
◆ BREAK–Opens the normally closed contacts (NHT and NHR) when any exchange
line is on hold.
3. See Figures 6-7 and 6-8 for wiring/ interconnecting details. Connect the PIOU, PIOUS,
or PEPU to the MDF as required for the MOH Relay function.
DK40 KSU Relay
The DK40 KSU Relay can be programmed for one of three options:
◆ BGM mute
◆ Night transfer
◆ MOH source control
These options are set in Program 77-1 (LED 05 and 06) of the Strata DK40 Programming
Manual. Only one option is allowed per installation. However, in the DK40, these options can
be supplemented with PIOU/PIOUS relay options. Electrical specifications for the DK40
base relay contacts are:
Vo lt a ge :
◆ 24VDC maximum
Current:
◆ 1 amp maximum
◆ Normally open–closed when activated
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