Class B Wiring; Figure 8-6. Class B Wiring - Simplex 4100U Installation & Maintenance

Wiring to IDNet Devices,

Class B Wiring

Continued
To connect the IDNet card to appliances using Class B wiring, read the following
instructions.
1. On TB1, jumper IDNetB+ to IDNet A+, and jumper IDNetB- to IDNetA-. If the
jumper is absent, a Class A Trouble will be indicated on LED 2.
2. Route wire between 0.75 mm
B-) outputs on TB1 of the IDNet card to a junction box. Begin "T" tapping at the
junction box.
3. Up to 40 devices maximum.
4. Sounder bases or 6 Point I/O modules in separate zones may not be wired in
Class B.
The illustration below shows Class B wiring.
IDNET DEVICES
2
0.75 mm and 4 mm
IDNET CARD
Note: Maintain correct polarity on terminal connections. Do not loop wires
under terminals.
2 2
and 4 mm from the IDNetA+, IDNetA-, (or B+,
1 2
2
FERRITE BEAD (see fig 7.1)

Figure 8-6. Class B Wiring

8-9
1 2 1 2
1 2
+