Specifications - Ametek Thermox 2000 ATEX Series User Manual

SPECIFICATIONS

Series 2000 Control Unit
Display
4-line x 20-character vacuum fluorescent. Selectable displays with pass-
word protection, programmable pressure compensation and context-
sensitive help.
Analog Output
Two isolated linear current outputs. One additional output for
cumbustibles. Each output can be 4-20mA or 0-20 mA and is fully scal-
able. Hold or track during calibration and select degree of damping.
Alarms
Two independent oxygen alarms, each high or low selectable. Two high
combustibles alarms. One loss of purge alarm (on Sensor). One alarm can
be assigned as oxygen, in calibrate or in verify. Set relays to energize or
de-energize on alarm. SPST type.
Contact Rating
1A, 30 V max., noninductive load, AC or DC
Diagnostics
Watchdog timer and service alarms. System test for A/D, RAM, EEPROM
and keypad. Display line 4 reserved for full text error and diagnostic
messages. Twenty entry event log.
Communications
RS-485 2-way addressable.
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Specifications 2-1