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Guardian Telecom Inc.
Installation and Operation
Desktop Ringdown Telephones DTR-51-Z & DTR-61-Z
Page 7
Wiring
•
WARNING: Use properly sized cable to ensure a gas/dust tight seal at
the cable gland, (M12 – 2 to 5mm), (M20 – 8 to 13mm). Take care not to
lose parts of the gland if the cap is removed.
Tip: If cable diameter is
not in the range of the
M12 or M20 glands
provided an approved
reducer and smaller
gland can be fitted.
See: Figure 6 -
Temporary Mounting for
Wiring
See:
•
If the telephone is wall mounted temporarily hang the faceplate on the right
side of the base using two of the faceplate screws. Be careful not to lose the
"O" ring retainers.
•
Insert the Tip and Ring cable through the M20 gland and connect the
conductors to the Phone-Line-In terminal block.
•
If an extension telephone is installed the phone line out terminals may be
utilized. A four conductor cable can be used, or an additional cable can be
run through the spare 20mm opening; if it is not occupied for other
purposes.
•
Install the Supplemental receiver if provided.
Tip: Refer to the
documentation provided
with this accessory.
Figure 1 - Features &
Figure 4 - Wiring
•
If an external alerter device is utilized remove the M20 plug, install an
appropriate cable gland and connect the wiring to the Ring Detect Relay
terminal block. Enable the Ring Detect Relay by inserting the jumper wire
provided across the Ring Detect Relay Enable terminals.
•
Tighten the cable glands securely.
•
Mount the face plate and secure the captive screws to the base.
Tip: Torque screws to
1.65 ft/lbs (1.36Nm)
•
Connect the Tip and Ring conductors at the demarcation block.
•
If the built in Ring Detect Relay is utilized apply power to the conductors.
Programming
•
Program the PABX if necessary.
Testing
•
Test the unit by calling to and from another unit on the exchange.
Figure 6 - Temporary Mounting for Wiring