Dynamic Variables; Status Information; Device Status; Extended Device Status - Honeywell FS24X User Manual

Hart module flame detector fire sentry series

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Fire Sentry Corporation

6349-001

6. DYNAMIC VARIABLES

Only one Dynamic Variable is implemented.

Meaning

Units

Loop Current

Bit 7 ("Device Malfunction") is set when ever device reports any fault. Refer user manual for

description of fault conditions.

Bit 5 ("Cold start") is set whenever device resets or first powers up.

Bit 4 ("More Status Available") is set whenever any failure is detected or change in operating

mode. Command #48 gives further detail. (See section 7.3.)

Bit 3 ("Analog channel fixed") is set whenever the device into forced current or inhibit or

multi-drop.

The Field Device cannot predict, in advance, when the maintenance will be required. "Device

Variable Alert" is set when the PV is not indicating normal conditions, i.e. when an

instrument detects the presence of a flame.

Revision 1.2, Release Date: 15 February 2013

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