Because RFL™ and Hubbell® have a policy of continuous product improvement, we reserve the right to change designs and specifications without notice.
RFL DA-121I RFL Electronics Inc.
February 10, 2000 9 (973) 334-3100
8. Set DIP switch SW2-6 to enable or disable signaling.
Place SW2-6 in the DOWN position to enable signaling
Place SW2-6 in the UP position to disable signaling
9. If you plan to operate the RFL DA-121I module under local control, perform the following
steps; otherwise, go to step 10 for remote control.
a. Set to local control by placing DIP switch SW1-7 in the UP position.
b. Turn service on by placing DIP switch SW1-8 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 11.
10. If you plan to operate the RFL DA-121I module under remote control, perform the following
steps:
a. Set to local control by placing DIP switch SW1-7 in the UP position.
b. Turn service off by placing DIP switch SW1-8 in the DOWN 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. Wait 15 seconds for the RFL DA-121I module’s parameter settings to be loaded into
the shelf Common Module.
e. Pull the module out of the shelf and set to remote control by placing DIP switch SW1-7
in the DOWN position.
Do not move SW1-8.
f. Slide the module back into the shelf.
g. Verify the module configuration through remote control by issuing a “CONFIG?”
query. See the Remote Control Interface section of this Instruction Data Sheet
for an explanation of the “CONFIG?” response.
h. Turn service on through remote control by issuing a “SRVC=ON” command.
The RFL DA-121I’s operating parameters can now be changed by remote
control. See the Remote Control Interface section of this Instruction Data
Sheet for more information.
i. Go to step 11.
11. On the Module Record Card located to the right of the shelf, record the channel bank type, time
slot, and any other pertinent information.
12. The RFL DA-121I is now installed. If your multiplexer is set up for remote access and control,
you can now change the operating parameters of the module by using simple commands. For
more information on remote access and control, consult your multiplexer operation manual.
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