Because RFL™ and Hubbell® have a policy of continuous product improvement, we reserve the right to change designs and specifications without notice.
RFL VF-15C RFL Electronics Inc.
August 7, 2012 14 (973) 334-3100
11. Select Signaling Delay or No Delay for each channel by using DIP switches SW2-1 and
SW4-1.
T1/E1 enhanced mode or T1 normal mode:
For channel 1, set DIP switch SW2-1 to UP position for no delay, or set
switch to DOWN position for Signaling Delay.
For channel 2, set DIP switch SW4-1 to UP position for no delay, or set
switch to DOWN position for Signaling Delay.
E1 normal mode:
Set DIP switch SW2-1 to UP position for no delay on both channels, or set
switch to DOWN position for Signaling Delay on both channels.
Signaling Delay is the factory default.
12. Select loop start for Channel 1 by using DIP switch SW1-1.
The factory setting is DOWN for loop start.
13. Select loop start for Channel 2 by using DIP switch SW3-1.
The factory setting is DOWN for loop start.
14. Select transmit direction by using DIP switch SW10-6.
Place SW10-6 in the UP position to transmit in the B direction and receive from
the A direction. To transmit in the A direction and receive from the B direction,
place SW10-6 in the DOWN position. Unless otherwise specified at time of order,
SW10-6 is set in the DOWN position at the factory to transmit in the A direction,
and receive from the B direction.
15. If you plan to operate the RFL VF-15C module under local control, perform the following
steps; otherwise, go to step 16 for remote control.
a. Set to local control by placing DIP switch SW10-7 in the UP position.
b. Turn service on by placing DIP switch SW10-8 in the UP position.
c. Slide the module into the selected module slot until it is firmly seated and the module
front panel is flush with the top and bottom of the shelf.
d. Go to step 17.
16. If you plan to operate the RFL VF-15C module under remote control, perform the following
steps:
a. Set to local control by placing DIP switch SW10-7 in the UP position.
b. Select normal or enhanced mode using DIP switch SW9-7.
c. Turn service off by placing DIP switch SW10-8 in the DOWN position.
d. Slide the module into the selected module slot until it is firmly seated and the module
front panel is flush with the top and bottom of the shelf.
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