7700 MultiFrame Manual
7707DT RS-232/422/485 Fiber Data Transceiver
Revision
1.8
Page - 5
2.2. SIGNAL
CONNECTIONS
2.2.1. Multi-Pin Terminal Block Installation
Insert Flat-Blade
Screwdriver
(less than 3.5mm wide)
W
ire
2
8 –
18
A
W
G
Insert wire
28 – 18 AWG
Connect Terminal
Block to Rear Plate
as Shown
Rear Plate
Terminal Block
Terminal Block teeth
facing Right
Figure 2-2: Terminal Block Wiring
Simultaneously insert the signal wire (28-18 AWG) and screwdriver into the block as shown in Figure 2-2.
The screwdriver will push a tension clamp and will allow the insertion of the wire. Wire positions
correspond to detailed pin-outs shown on Figure 2-3 and Figure 2-4. Fasten screws to the rear plate at
the top and bottom once connected.
SERIAL DATA / LTC:
This multi-pin terminal block has the connections for bi-directional serial data and
LTC. The serial data and LTC cables can be secured into the removable portion of the
terminal strips using a small screwdriver. The removable part of the terminal strip is then
inserted into the rear panel. Please refer to Figure 2-3 and Figure 2-4.
GPIO:
On the 7707DT-GPIO versions, these multi-pin terminal blocks have the connections for
bi-directional General Purpose Inputs and Outputs (GPIO). The GPIO cables can be
secured into the removable portion of the terminal strips using a small screwdriver.
