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SD355(A)/SD355T(A) Addressable Photoelectric smoke Detectors
FEATURES
SLC loop:
- Two-wire loop connection.
- Unit uses base for wiring, detector head plugs-in.
Addressing:
- Addressable by device.
- Direct Decade 01 — 99 (MS-9200, MS-9200UD) and 01 — 159
(MS-9600) entry of address.
Architecture:
- Unique single-source, dual-chamber design to respond quickly
and dependably to a broad range of fires.
- Sleek, low-profile design.
- Integral communications and built-in type identification.
- Built-in tamper-resistant feature.
- Removable cover and insect-resistant screen for simple field
cleaning.
Operation:
- Withstands air velocities up to 1,500 feet-per-minute (7.6 rn/sec.)
without triggering a false alarm.
- Factorypresetatl.5% norninalsensitivityfor panel alarm
threshold level.
- Visible LED ‘blinks’1 when the unit is addressed
(communicating with the fire panel) and latches on in alarm.
SPECIFICATIONS
Voltage range: 15—32 VDC (peak).
Standby current: 300 pA @ 24 VDC.
LED current: 6.5 mA @24 VDC (latched UON?I).
Air velocity: 1,500 ft./rnin. (7.6 rn/sec.) maximum.
Diameter: 6.1” (15.5 cm) installed in B35OLP base.
Height: 2.1” (5.33 cm) installed in B35OLP base.
Weight: 3.6 oz. (102 g).
Operating temperature range: for SD355: 0°C to 49°C (32°F to 120°F)
SD350; for SD355T: 0°C to 38°C (32°F to 100°F).
Temperature: 0°C — 49°C (32°F — 120°F)
Relative humidity: 10% — 93%, non-condensing.
Page 2 of 2 — DF-52 384 07/1404
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