This chapter provides detailed specifications
for the Model TA402A Zero Two Series
Trip Amplifier Module. System,
mechanical, electrical and environmental
specifications present the Model TA402A
in technical terms. The engineering
specification provides a written specification
that can be inserted into another written
specification by architects and engineers.
2.1 System Specifications
Application:
Flame Detection.
Detector Type:
General Monitors’ FL3000 and FL3100
Flame Detectors.
Measuring Ranges (flame detectors):
UV Wavelength. 185 to 260nm
IR Wavelength... 4.3um (centerline)
Typical response times for TA402A
System:
with FL3000, FL3100 2 to 5 sec
with FL3001, FL3101 < 1 sec
with FL3002, FL3102 2 to 5 sec
Test Features:
Card - Functionality & Alarm Ramp
LED - Integrity of LED’s & Display
Front Panel Indicators:
DISPLAY - 2 x 7 Segments
A2 - Time Delayed Alarm
A1 - Immediate Warning
READY - Normal Operation
SETUP - Display / Change Parameters
Modes of Operation:
Setup, Setup Check, Inhibit & Normal
Approvals:
The Model TA402A is CSA certified.
Warranty:
Two Years
2.2 Mechanical Specifications
Weight: 11.2 oz. (318 grams)
Length: 9.9 inches (251 mm)
Height: 6.825 inches (173 mm)
Width: 1.0 inches (25 mm)
2.3 Electrical Specifications
Input Power Requirement:
20 to 35Vdc @ 375mA max. (24Vdc,
9W nominal with field device).
Electrical Classification:
General Monitor’s FL3000 and FL3100
Series Flame Detectors are rated for use
in Class I, Division 1, Groups B, C & D;
Class II, Groups E, F & G and Class III.
The Model TA402A is designed for use
in non-hazardous environments.
Relay Contact Rating:
4A @ 250Vac, 3A @ 30Vdc resistive
max. DPDT for A1 & A2, SPDT for
Fault.
Open Collector Rating:
100mA @ 35 Vdc for A1, A2, Fault,
UA, FUA, CAL-OC, LA1 & LA2.
Cable Parameters:
Recommended three wire shielded,
maximum cable lengths allowable
between module and the Field Device
with 24Vdc nominal at the detector:
3
AWG Feet Me ters
14 4500 1372
16 2250 685
18 1600 488
20 1100 335
22 750 228
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