EQUIPMENT:
T1200-C
PUBLICATION:
MARINEC-P-A
ISSUE No. & DATE:
3
02/14
© 2014 Thorn Security Ltd
PAGE 59 of 67
Registered Company: Thorn Security Ltd. Registered Office: Dunhams Lane Letchworth Garden City Hertfordshire SG6 1BE
21. T1200-C Input and Output Specification
Detection Zone Inputs
T1204 A1/A2/DC
T1216-C
T1232-C
Number of Zones
4
16
32
Specification
Conventional open and short circuit fault monitored.
Threshold current – Normal configuration:
Short circuit threshold: ≥ 65.0mA.
Evacuate Manual Call Point alarm threshold: ≥ 37.92; <65.0mA.
Detector/Alert Manual Call Point
alarm threshold: ≥ 10.78; <37.92mA.
Quiescent: ≥ 1.63; <10.78mA.
Open circuit: < 1.63mA.
Threshold current – I.S. configuration [Using MTL5061/MTL5561 galvanic
isolator]:
Short circuit threshold: ≥ 27.78mA.
Evacuate Manual Call Point threshold: ≥ 20.92; <27.78mA.
Detector/Alert Manual Call Point alarm threshold: ≥ 8.5; <20.92mA.
Quiescent: ≥ 1.63; <8.5mA.
Open circuit: <1.63mA.
Cable requirements
Max resistance of circuit loop: 40 Ohms.
Ancillary Inputs
T1204 A1/A2/DC
T1216-C
T1232-C
Zonal Fire Outputs for
[Zones 1-4]
Open collector,
50mA 30V max input
Open collector,
50mA 30V max input
[available for zones 1-4 only]
Class Change Input
Non- fault monitored. 0 Volt I/P to activate. I/P sensitivity: 0-1k Ohm
Remote Evacuate Input
[Evac = Manual Fire Alarm
or Muster Alarm]
Non- fault monitored. 0 Volt I/P to activate. I/P sensitivity: 0-1k Ohm
Remote Silence Input
Non- fault monitored. 0 Volt I/P to activate. I/P sensitivity: 0-1k Ohm
Remote Reset Input
Non- fault monitored. 0 Volt I/P to activate. I/P sensitivity: 0-1k Ohm
Cable requirements
Cable loop resistance <= 1k Ohm
Earth Fault I/P
Alarm threshold between 10k Ohm to 70k Ohm [dependant on circuit] between
chassis and +ve or -ve line
