Controller / Communications; Contact Closure Signals - Ametek 5800 User Manual

1-2 | 5830 Moisture Analyzer

Controller / Communications

All analyzer functions are controlled by microprocessors housed within
the analyzer. These include:
One fully configurable analog output (4 to 20 mA) that can be self-

powered or externally powered.
Three alarm contacts (data valid, concentration alarm, and system

alarm).
One RS-232 or one RS-485 serial interface provides communication be-

tween the analyzer and your recording or data acquisition equipment.
The Model 5830 analyzer is configured, and analyzer parameters are set,
by using either the analyzer display, keypad and function keys, or using
an external PC.
4-line x 20-character LCD display that provides moisture data, system

operating parameters, system messages, and alarm conditions.
An 18-button keypad on the front of the unit that is used to set or

change operating parameters and system values.
Serial interface to an external PC.


Contact Closure Signals

The analyzer provides the following contact closure signals:
System Alarm
Activates (contact opens) when a condition exists that makes analyzer
output questionable. Such conditions include:
- cell temperature alarm
- zero error
- battery alarm
Moisture Concentration Alarm
Activates (contact opens) when a moisture concentration exceeds the
programmed alarm levels.
Data Valid
Activates (contact opens) when any system alarm is present. Addition-
ally, the contact will open when the analyzer is in a zero or verification
cycle.