Specifications

INSTALLATION
94 Spare VIO 22
32 Shutdown1+ BLK 22
33 Shutdown1-
ShutDown, Stream#1 Mode (Wet
contact)
GRY 22
Digital Input / Twisted
Pair wire
34 O2LR+ BRN 22
35 O2LR-
O2 Range indicator (0V =range 1, 5V =
range 2 )
RED 22
Digital Output TTL /
Twisted Pair wire
36 COLR+ BRN 22
37 COLR-
CO Range indicator (0V =range 1, 5V =
range 2 )
ORG 22
Digital Output TTL /
Twisted Pair wire
38 NOxLR+ BRN 22
39 NOxLR-
NOx Range indicator (0V =range 1, 5V
= range 2 )
YEL 22
Digital Output TTL /
Twisted Pair wire
40 O2OL+ BRN 22
41 O2OL-
O2 Over Limit Indicator OR Valid (0V =
normal, 5V = alarm )
GRN 22
Digital Output TTL /
Twisted Pair wire
42 COOL+ BRN 22
43 COOL-
CO Over Limit Indicator OR In
Calibration (0V = normal, 5V = alarm )
BLU 22
Digital Output TTL /
Twisted Pair wire
44 NOxOL+ BRN 22
45 NOxOL-
NOx Over Limit Indicator OR In
Maintenance (0V = normal, 5V = alarm
)
VIO 22
Digital Output TTL /
Twisted Pair wire
46 STNNO BRN 22
47 STNC
Stream Number Indicator, Optically
Isolated Output, Drty contact (open =
Stream#1 / closed = Stream#2)
GRY 22
Digital Output /
Twisted Pair wire
74 BAROP+ RED 22
75 BAROP- YEL 22
Not Used
98 Spare RED 22
100 Spare ORG 22
Spare
72 Shutdown2+ RED 22
73 Shutdown2-
ShutDown, Stream#2 Mode (Wet
contact)
GRN 22
Digital Input / Twisted
Pair wire
Table 3-1. EXT I/O Terminal Assignments
Rosemount Analytical µCEM Continuous Analyzer Transmitter 3–5