Bosch D125B User Manual Download

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Powered loop interface

D125B

en

Installation instructions

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Summary of Contents for D125B

Page 1: ...Powered loop interface D125B en Installation instructions ...

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Page 3: ...onal test following any modifications repair upgrades or adjustments made to the system s components hardware wiring programming and software firmware 2 Description Use this module to connect up to 2 two wire powered loops Class B Style B to separate on board points on the compatible Bosch Security Systems Inc control panels listed in the table below These loops are powered with nominal 12 VDC or ...

Page 4: ...etectors 7 Power limited supervised negative to A loop detectors 8 Power limited supervised positive to B loop detectors 9 Power limited supervised positive to A loop detectors 10 Earth ground 11 Mounting holes 3 Operation The module can be powered from the control panel s switched auxiliary power output or from an external auxiliary power supply Currently the control panels can only supply 12 VDC...

Page 5: ...control panel and external power supply in the same room no more than 20 ft 6 m apart The interconnecting wires between the control panel and external power supply must be in conduit The power source for both the auxiliary power supply and the control panel must be from the same dedicated AC branch circuit 4 Installation The module can be mounted in the D8103 D8108A D8109 D8109G D8109H or D8109L E...

Page 6: ...F01U009011B supplied with the module Notice To ensure system supervision do not use looped wire under the terminals Break the run to provide supervision of the connections Figure 5 1 D125B loop wiring 1 Normally closed contacts NC 4 Point input terminal 2 Normally open contacts NO 5 Common 3 Combination Normally open and normally closed contacts NO NC 6 1 8 kΩ EOL resistor P N F01U009011B supplied...

Page 7: ...wer from Output A NC of the control panel1 2 Supervised connection to Zone B power from an on board point of the panel 3 Supervised connection to Zone A power from an on board point of the panel 4 Connection with terminal 5 to only one common on the panel 5 Connection with terminal 4 to only one common on the panel 6 Power limited supervised negative to B loop detectors see Wiring sensor loops pag...

Page 8: ...mon on the panel 5 Connection with terminal 5 to only one common on the panel 6 Power limited supervised negative to B loop detectors see Wiring sensor loops page 6 7 Power limited supervised negative to A loop detectors see Wiring sensor loops page 6 8 Power limited supervised positive to B loop detectors see Wiring sensor loops page 6 9 Power limited supervised positive to A loop detectors see W...

Page 9: ...ervised connection to Zone A power from an on board point of the panel 4 Connection with terminal 5 to only one common on the panel 5 Connection with terminal 4 to only one common on the panel 6 Power limited supervised negative to B loop detectors see Wiring sensor loops page 6 7 Power limited supervised negative to A loop detectors see Wiring sensor loops page 6 8 Power limited supervised positi...

Page 10: ...ule 5 3 2 Wiring a G Series panel Figure 5 5 Wiring two wire loops for power supplied by an external auxiliary power supply controlled by a relay and a G Series panel 1 Power limited supervised switched auxiliary power from the switching relay 2 Supervised connection to Zone B power from an on board point of the panel 3 Supervised connection to Zone A power from an on board point of the panel 4 Co...

Page 11: ...ulated power limited auxiliary power supply 12 VDC or 24 VDC for fire protection systems 6 Specifications Electrical 12 VDC 24 VDC Nominal operating voltage Supplied by the control panel or by a regulated power limited 12 VDC power supply listed under UL864 or UL1481 Supplied by a regulated power limited 24 V power supply listed under UL864 or UL1481 Alarm Current maximum One loop only 75 mA 168 m...

Page 12: ... 0 cm 7 Compatible detectors and modules 7 1 Compatible 2 wire detectors Underwriters Laboratories UL has found the following 2 wire detectors to be compatible with the D125B Manufacturer CTN Series Base Reversing Maximum number of detectors per loop 12 V 24 V Bosch D263 D263 N A 8 8 D263TH 8 8 D263THC 8 8 D263THS 8 8 D285 D285 D287 D288 D340 10 10 D285TH 10 10 F220 P F220 F220 B6 8 8 F220 PTH 8 8...

Page 13: ...06 4 0 F 01U 036 340 7 2 Compatible modules Underwriters Laboratories UL has found the following modules to be compatible with the D125B CTN Manufacturer 12 V 24 V Reversing D130 Bosch D132A reversing relay D133 D134 D132A does not operate at 24 V use only on 12 V powered loops Relay can switch 24 V but operates at 12 V ...

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Page 16: ...Bosch Security Systems Inc 130 Perinton Parkway Fairport NY 14450 USA www boschsecurity com Bosch Security Systems Inc 2018 Bosch Sicherheitssysteme GmbH Robert Bosch Ring 5 85630 Grasbrunn Germany ...

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