400SERIES Datasheet, PDF (4/4 Pages) Systemsensor advanced ideas. – Direct-Wire Photoelectronic Smoke Detector

Ordering Information
Part No. Description
Two-Wire Models
2400
Photoelectronic detector, 2-wire, 12/24 VDC
2400A Same as above, Canadian model
2400TH Photoelectronic detector, 2-wire, 12/24 VDC with
built-in 135° F fixed heat sensor
Four-Wire Models
2412B
Photoelectronic detector, 4-wire, 12 VDC, with
auxiliary contacts
2412BA Same as above, Canadian model
2412THB Photoelectronic detector, 4-wire, 12 VDC, with
auxiliary contacts and integral 135° F fixed heat
sensor
2424
Photoelectronic detector, 4-wire, 24 VDC, with
auxiliary contacts
2424TH Photoelectronic detector, 4-wire, 24 VDC, with
auxiliary contacts and integral 135° F fixed heat
sensor
Accessories
A77-716B End of line relay for power supervision, 12/24 VDC
RA400Z Remote annunciator for 2 or 4 wire systems, 3-32V –
Use with ion and photo detectors. Fits standard U.S.
single gang electrical box. (See below.)
MOD400R Detector sensitivity test module – Use with most
analog or digital multimeters. Satisfies requirement
of NFPA 72 for sensitivity testing. (See below.)
RS24
Replacement insect screen for 2400, 2412B, 2424
RS24T Replacement insect screen for 2400TH, 2412THB and
2424TH
DUST45 Replacement protective dust cover for 400 Series
The MOD400R Field Sensitivity Test Module can be used with
any standard DC voltmeter or multimeter to check the
sensitivity range of System Sensor’s detectors (satisfies NFPA
72 requirement for sensitivity testing).
RA400Z Remote
Annunciator, 3 – 32V
Use with ion and photo
detectors that have remote
annunciator output
System Sensor Worldwide Manufacturing & Distribution
In Canada:
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In the Far East:
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In Italy:
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In India:
Telefax: 91-11-5676815
In the United Kingdom:
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