Appendix Iii; Specifications - GasTech GTA-4100R Operator's Manual

APPENDIX III.

Note: Specifications subject to change without any notice.
Feature
Range
Inputs
Analogue recorder
Relay outputs
Voltage input
Current Consumption
Low alarms AL1
High alarms AL2
Acknowledged
Fault alarm
Calibration
Dead bands
Operating
temperature
Operating humidity
Module dimensions
Weight
Page 41

Specifications

Description
Adjustable to 0-2000
Two 24 VDC 4 to 20mA analogue signal inputs, source or sink type, two or three-
wire. 3 wire catalytic, 0-1V, 0-5V, 0-10V, 0-24V. 24V Digital, and resistance
One 4 to 20mA source for each channel, 1000 OHMS maximum output impedance
Low alarm relay, high alarm relay, and fault for each channel, programmable for
latching/non- latching, 1 AMP/240 VAC. Common alarms, if Common Module is
fitted (73-4102) each relay rated at 10 AMP/240 VAC
24 VDC nominal (18-30 VDC)
0.25 Amp maximum. Fuse: 3AG-1, 250 V/1 Amp
Independently adjustable from below zero to above full scale. Programmable to
activate on rising or falling level. Audible and visual indication
Independently adjustable from below zero to above full scale. Programmable to
activate on rising or falling level. Audible and visual indication
Operating the Acknowledge/Reset button on each channel or the global reset on the
Common Module
Channel fault
Isolate switch on each channel will isolate the alarms during the calibration mode. 4-
20mA will be set to 2.0mA, display inverted
3% of full range at zero for common gas applications to eliminate unwanted noise.
Selectable on or off. 20.5 to 21.3 for oxygen sensors to eliminate unwanted noise.
Selectable on or off
-20° to +55°C
0 to 95% RH non-condensing
19" rack case - 3RU high, one 8E width per module
Approximately 220g
© 2008 GasTech Australia Pty Ltd