D1256/D1257
Specifications
D1256/D1257 Installation Instructions
74-06925-000-H
Page 6
© 2004 Bosch Security Systems
2.0 Specifications
Power
Nominal 12 VDC supplied by the control panel
Idle:
104 mA
Current Required
Maximum:
206 mA, with annunciator lighted and warning tone on.
Wiring
4-wire supplies Data In, Data Out, +12 VDC, and Common.
Maximum data loop resistance is 10
Ω
.
Base (HxW):
11.6 cm x 20.7 cm (4.6 in. x 8.2 in.)
Dimensions (H x W x D)
Cover:
10.9 cm x 20.6 cm x 2.9 cm (4.3 in. x 8.12 in. x 0.8 in.)
Color
Fire engine red
Display
16 character vacuum fluorescent display. Each character is a 14-segment unit. Soft
blue color.
Operating Temperature
0°C to +50°C (+32°F to +122°F)
Relative Humidity
5% to 85% @ +30°C (86°F)
Table 2: D1256/D1257 Specifications