PULSECOM 4TOLB-3L1 - Page 5

5
4TOLB-3L1
1306, Issue 2, May 1992
Table 2. 4TOLB Switch Options
Option
Switch Designation (Note 1)
S1 S2 S3 S4 S5 S6 S7 S8 S9
Name Function .1 .2 .4 .8 1 2 4 8 16 12 6 3 1.5 .8 .4 .2 .1
OFF SINK SRC D4/COT
RT .25 .5 1 2 4 8 16
G/L TONE 4/20 MIN
Transmit
Attenuation
(Note 2)
0.1 dB I O O O O O O O O
0.2 dB O I O O O O O O O
0.4 dB O O I O O O O O O
0.8 dB O O O I O O O O O
1.0 dB O O O O I O O O O
2.0 dB O O O O O I O O O
4.0 dB O O O O O O I O O
8.0 dB O O O O O O O I O
16.0 dB O O O O O O O O I
Receive
Attenuation
(Note 2)
12.0 dB I O O O O O O O
6.0 dB O I O O O O O O
3.0 dB O O I O O O O O
1.5 dB O O O I O O O O
0.8 dB O O O O I O O O
0.4 dB O O O O O I O O
0.2 dB O O O O O O I O
0.1 dB O O O O O O O I
Sealing
Current
Off X
Sink X
Source X
Channel
Bank Type
D4/COT X
RT X
Loopback
Gain/Loss
Amount
0.25 dB I O O O O O O
0.5 dB O I O O O O O
1.0 dB O O I O O O O
2.0 dB O O O I O O O
4.0 dB O O O O I O O
8.0 dB O O O O O I O
16.0 dB O O O O O O I
Loopback
Gain/Loss
Gain (G) X
Loss (L) X
LB Tone
Activation
w/Timer
Deactivation
4 Min.
Deactivation
I O
20 Min.
Deactivation
I I
No Tone LB No Tone 0 I
NOTE 1: I = IN switch position (toward the arrow or letter designation); O = OUT switch position (against the arrow or letter designation); X = Set switch toward
required label.
NOTE 2: The added attenuation in the path is the sum of the values of all switches in the IN position.