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Teledyne 3010MA - Paramagnetic oxygen analyzer, includes 0-100% range User Manual

Page 31

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Paramagnetic O2 Purity Analyzer

Installation

Teledyne Analytical Instruments

31

contact connections. The contact connections are shown in Table 3-2.
They are capable of switching up to 3 amperes at 250 V ac into a
resistive load.

Threshold Alarm 1 can be configured as:

 High (actuates when concentration is above threshold) or

low (actuates when concentration is below threshold).

 Failsafe or Non-failsafe.
 Latching or Non-latching.
 Out (defeated).

Threshold Alarm 2 can be configured as :

 High (actuates when concentration is above threshold), or

Low (actuates when concentration is below threshold).

 Failsafe or non-failsafe
 Latching or non-latching
 Out (defeated).

System Alarm: Actuates when DC power supplied to circuits is
unacceptable in one or more parameters. Permanently configured as
failsafe and latching. Cannot be defeated. Actuates if self test fails.

(Reset by pressing Standby button to shut-down the analyzer. Then
press again and any other button EXCEPT System to resume.

Further detail can be found in Chapter 4, Section 4-5.

Table 3-2: Alarm Relay Contact Pins

Pin Contact

45

Threshold Alarm 1, normally closed contact

28

Threshold Alarm 1, moving contact

46

Threshold Alarm 1, normally open contact

42

Threshold Alarm 2, normally closed contact

44

Threshold Alarm 2, moving contact

43

Threshold Alarm 2, normally open contact