28 en SpecificationsControl Panel

 

SDI Bus B-:

9 VDC 15000 (4572 m) maximum

 

 

 

 

SDI2 Bus

SDI2 Bus A+;

12 VDC nominal 7500 ft (2286 m) maximum3

 

 

 

 

 

SDI2 Bus B-:

12 VDC nominal (7500 ft) (2286 m) maximum3

 

 

 

 

Telephone

Connection:

RJ31X or RJ38X jack can connect the control panels.

Connections

 

 

 

Two telco

Bosch Security Systems, Inc. D928 Dual Phone Line

 

 

lines:

Module required for two phone line service. Supervision

 

 

supplied by the control panel.

 

 

 

 

3See SDI2 Bus Wiring Recommendations for more details

 

 

 

 

Battery

Discharge

13.9 VDC

Charging float level.

Discharge/

Cycle:

 

 

13.8 VDC

Charging status LED on.

Recharge

 

 

 

 

 

12.1 VDC

Low Battery Reports if programmed. Low

Schedule

 

 

 

 

Battery LED on.

 

 

 

 

 

 

10.2 VDC

Minimum operational voltage.

 

 

 

 

 

 

10.0 VDC

Battery load shed.

 

 

 

 

 

Recharge

AC ON

Load shed relay resets, battery charging

 

Cycle:

 

begins, Battery Trouble and AC Restoral

 

 

 

Reports sent.

 

 

 

 

 

 

13.7 VDC

Battery Restoral Report sent, Low Battery

 

 

 

LED off.

 

 

 

 

 

 

13.9 VDC

Charging status LED off, battery float

 

 

 

charged.

 

 

 

 

Environmental

Temperature:

+32F to +120F (0C to +49C)

 

 

 

 

Relative

Maximum 93% non-condensing

 

Humidity:

 

 

 

 

 

Arming Stations

B920/B930 Keypads,D1255/D1255B/D1255RB Keypads, D1256RB Fire

 

Command Centers; D1257RB Fire Alarm Annunciators; D1260/D1260B

 

Keypads; Keyswitch; Keyfobs

 

 

 

 

 

Point

On-board

Open

Greater than 3.7 VDC, but less than 5.0

Thresholds

Points 1 to 8

 

VDC.

 

 

 

 

 

 

Normal

Greater than 2.0 VDC, but less than 3.0

 

 

 

VDC

 

 

 

 

 

 

Short

Greater than 0.0 VDC, but less than 1.3

 

 

 

VDC.

 

 

 

 

Compatible

D8103 Universal Enclosure, D8109 Fire Enclosure, D8108A Attack

Enclosures

Resistant Enclosure, BATB-40/BATB-80 Battery Box

 

 

 

 

2See SDI2 Bus Wiring Recommendations for more details

2012.12 02 F.01U.265.462

UL Installation Instructions

Bosch Security Systens, Inc.

Page 28
Image 28
Bosch Appliances D9412GV4 SDI2 Bus, Telephone, Connections, Battery, Discharge, Recharge, Schedule, Environmental, Point

D9412GV4 specifications

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