Installation Instructions

D263/D273 Series | Installation Instructions | 6.0 Specifications
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Bosch Security Systems, Inc. | 02/06 | 31341J 7
6.0 Specifications
Table 1: Specifications
D263 Series D273 Series
Wiring
Two-wire Four-wire
Standby Voltage
8.5 VDC to 33 VDC 10 VDC to 30 VDC
Maximum RMS Ripple
25% of DC input
Current
Refer to Table 2.
Power up
22 sec maximum
Relay Contacts
Form A: 0.5 A; 200 VDC
Form C: 120 VAC/30 VDC at 1 A, 30 W maximum
Operating Temperature
+32°F to +100°F (0°C to +38°C); 0 to 95% RH
Dimensions (H x D)
2 in. x 5 in. (5.1 cm x 12.7 cm)
Control Panel
Compatibility
Refer to Technical Service Note: Two-Wire
Smoke Detector Compatibility (P/N: 31866).
Compatible with all UL Listed, four-wire control
panels. For EOL resistor selection, refer to the
specific control panel’s installation instructions.
Patents
Smoke detectors are protected by one or more of patents #5,400,014; #5,543,77;
#D339,708; #DES293,089
Table 2 lists the types of the D263/D273 Series Models.
Table 2: D263/D273 Series Models
Current Draw
Model
Circuit
Type
135°F (57°C)
Heat Sensor
85 dB
Sounder
Trouble
Relay
EOL
Relay
Auxiliary
Relay
Standby Alarm
D263 Two-wire 100 µA maximum
Determined by
control panel*
D263TH Two-wire X 100 µA maximum
Determined by control
panel*
D263THC Two-wire X X 100 µA maximum
Determined by control
panel*
D263THS Two-wire X X 100 µA maximum
Determined by control
panel*
D273 Four-wire 100 µA maximum 18 mA maximum
D273ES Four-wire X X 15 mA 96 mA maximum
D273IS Four-wire Isolated X 140 µA maximum 100 mA maximum
D273TH Four-wire X 100 µA maximum 18 mA maximum
D27THC Four-wire X X 100 µA maximum 33 mA maximum
D273THCS Four-wire X X X 100 µA maximum 90 mA maximum
D273THE Four-wire X X 15 mA 36 mA maximum
D273THES Four-wire X X X 15 mA 96 mA maximum
D273THR Four-wire X X 18 mA maximum 36 mA maximum
D273THS Four-wire X X 100 µA maximum 78 mA maximum
D273THSR Four-wire X X X 15 mA 96 mA maximum
* Control panel must limit alarm current to 100 mA maximum.