Simplex 4100ES Installation & Maintenance page 103

Wiring to IDNet Devices,
1. The current allowance per device on the loop is 0.5mA with the LED off, 2mA with
Notes
2. The minimum voltage allowed at the furthest device to guarantee operation is
Note: Cable distance refers to the full distance around the loop (Class A), or the distance
from the panel to the furthest end of the cable run (Class B).
Continued
the LED on. A maximum of 20 LEDs will be turned on at any time by the IDNet
Card, e.g. in alarm.
24.9Vdc. The IDNet boosts its output voltage from 30V to 35V during alarm.
4500
4.0 sq.mm
4000
3500
3000
2.5 sq.mm
2500
2000
1.5 sq.mm
1500
1.0 sq.mm
1000
0.75 sq.mm
500
0
0 25 50
Figure 7-2. Cable Distance & Device Limits for Common Cable Sizes
7-4
75 100 125 150
Number of Devices on Loop
4500
4000
3500
3000
2500
2000
1500
1000
500
0
175 200 225 250
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