Introduction; Features - GasTech GTA-4100R Operator's Manual

Introduction

1
The GTA-4100 series is a family of fixed-instrument, continuous-monitoring systems. The GTA-4100R is a two-
channel dual processor, rack or panel-mounted control module that receives signals from remote transmitters,
displays the reading, provides alarm, recorder, and relay outputs and provides power for remote transmitters,
including sample-draw transmitters.

1.1 Features

• Each channel accepts a standard 4 to 20mA analogue input signal from remote 2 or 3 wire transmitters.
• Supports 0-1V, 0-5V, 0-10V, and 0-24V as well as digital and resistance input types.
• Includes a 3 wire internal amplifier for catalytic sensors.
• Two processors per card providing independent channel isolation giving higher reliability
• Simultaneously displays the current reading for both channels.
• Provides a 4 to 20mA analogue recorder output for each channel.
• Warns of hazardous conditions with audible and visual indications at two alarm set points for each channel.
• Fault circuit provides visual, audible, and relay indication to warn of failure or other malfunction.
• Provides a low and a high alarm relay for each channel.
• Set up for one or two zones as standard.
• Slide-in module compatible with a standard 3U rack assembly.
• Occupies one 8E width (Standard 19" rack)
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