Bosch D8125 Installation And Operation Guide

D8125 | Installation and Operation Guide | 4.0 Installation
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Bosch Security Systems B.V. | 2020.04 | F01U036298-15 17
Remember: Up to 63 POPIT modules can be connected to one POPEX module.
1. Connect the positive (+) Data terminal from one POPIT to the positive (+) Data terminal on the next
POPIT.
2. Follow step 1 above to connect all POPITs on the same zone expansion loop.
3. Connect the negative (-) Data terminal from one POPIT to the negative (-) Data terminal on the next
POPIT.
4. Follow step 3 above to connect all POPITs on the same zone expansion loop.
Maximum Length of Each Zone Expansion Loop
AWG (mm) 25 POPITs ft (m) 40 POPITs ft (m) 63 POPITs ft (m)
26 (0.02) 900 (274) 600 (183) 400 (122)
24 (0.5) 1700 (518) 1000 (305) 600 (183)
22 (0.8) 2500 (762) 1500 (457) 900 (274)
20 (1.0) 3800 (1158) 2400 (732) 1500 (457)
18 (1.2) 6400 (1951) 4000 (1219) 2500 (762)
16 (1.5) 9600 (2926) 6200 (1890) 4000 (1219)
14 (1.8) 16700 (5090) 10000 (3048) 6000 (1829)
Table 4: Zone Expansion Loop Wiring Specifications

Bosch D8125 Specifications

General

Housing color	-
Input voltage	12 V
Connectivity technology	Wired

Weight and Dimensions

Depth	80 mm
Width	130 mm
Height	20 mm