Specifications; Table 4; Annunciator - Bosch D1255RB Installation Manual

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Table 4:

Specifications for the D1255RB and D1256RB Keypads and the D1257RB Annunciator
Power
Current Required
Wiring
Dimensions (H x W x D)
Color
Display
Operating Temperature
Relative Humidity
Bosch Security Systems B.V. | 2020.03 | F01U011791-03
D1255RB/D1256RB/D1257RB | Installation Guide | 5.0 Specifications
Nominal 12 VDC supplied by the control panel
Idle: 104 mA
Maximum: 225 mA, with annunciator lit, all 4 Status LEDs on, and warning tone
on
4-wire supplies Data In, Data Out, + 12 VDC, and Common.
Maximum data loop resistance is 10 Ω.
Base (HxW): 4.6 in. x 8.2 in. (11.6 cm x 20.7 cm)
Cover : 4.3 in. x 8.12 in. x 0.8 in. (10.9 cm x 20.6 cm x 2.9 cm)
Red
16-character vacuum fluorescent display (VSD).
Each character is a 14-segment unit.
+32°F to +122°F (0° C to +49° C)
5% to 93% at 90°F (+30° C)
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