Honeywell ERX, User Manual, Page: 48 / 84

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Item Item Name & Description
549 Pressure 1 Units
Selection for the unit-of-measure for P1 pressure item 500 and if changed to a different
type, all P1 pressure related items are converted and displayed in the new unit-of-
measure. See below for possible pressure unit choices.
550 Pressure 2 Units
Selection for the unit-of-measure for P2 pressure item 501 and if changed to a different
type, all P2 pressure related items are converted and displayed to the new unit-of-
measure.
Possible choices for Item 549, 550, and 408 are:.
Code Value
Default: 0
PSIG
1 PSIA
2 kPA
3 mPa
4 Bar
5 mBar
6 KGcm2
7 in WC
8 in HG
9 mm HG
10 Oz
11 Volts
12 Millivolts
551 Temperature Units
Selection for the unit-of-measure for gas temperature item 502 and if changed to a
different type, all temperature related items are converted and displayed to the new unit-
of-measure. See below for possible temperature unit choices.
Code Value
Default: 0
Fahrenheit
1 Celsius
2 Rankine
3 Kelvin
552 Pressure Display Resolution
This item controls the how many decimal place that recorder will displayed and applies to
all pressure units.
Code Value
0 XXXXXXXX.
1
XXXXXXX
.X
Default: 2
XXXXXX
.XX
3 XXXXX
.XXX