I
NTRODUCTION
748183-H
1-5
Rosemount Analytical
November 1997
1.2 ISOLATED CURRENT OUTPUT OPTIONS
An isolated current output is obtainable by installation of the optional Current Output
Board, either during factory assembly or subsequently in the field. The maximum load
resistance for this board is 850 ohms.
1.3 ALARM OPTION
If equipped with the alarm option:
1. On the Control Board there are two comparator amplifiers, one each for the
ALARM l and ALARM 2 functions. Each amplifier has associated set-point and
dead-band adjustments, set-point is adjustable from l% to l00% of full-scale. The
dead-band is adjustable from l% to 20% of full-scale.
2. Alarm relay assembly, containing two single-pole double-throw relays, one for each
of the alarm contacts. These relays may be used to drive external, customer-
supplied alarm and/or control devices.
1.4 CASE MOUNTING OPTIONS
General Purpose Enclosure, see drawing 632349.
Explosion Proof Enclosure, see drawing 643127.
1.5 ELECTRICAL OPTIONS
The analyzer is supplied, as ordered, for operation on either 120 VAC, 50/60 Hz, or
240 VAC, 50/60 Hz.
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