Sensor Log - Watts AERCO Benchmark 2.0LN User Manual

GF-127
OMM-0052_0E
terminal device. Ten operation time records are displayed for each T command entry. The operation
time log can be cleared ONLY by factory authorized personnel using the Clear Log option in the
Factory menu.
9.4.3

Sensor Log

The sensor values can be logged at a different rate if needed by setting the Sensor Log Interval in
the Diagnostics Menu. The log interval can vary from once every minute to once every day. Table 9-
3 shows a sample Sensor Log every 5 minutes for a boiler running in Constant Setpoint mode.
No.
0
1
2
Status
Off, Direct Drive
Run, Direct Drive
Run, Direct Drive
Run, Direct Drive
Run, Direct Drive
Ignition
Off, Switch
Run, Manual
Ignition
Power-up
Setpt Outlet Outdr
130 181 OPEN
130 180 OPEN
130 180 OPEN
130 179 OPEN
130 180 OPEN
130 180 OPEN
130 180 OPEN
130 180 OPEN
130 179 OPEN
130 180 OPEN
AERCO International, Inc. • 100 Oritani Dr. • Blauvelt, NY 10913 • Ph: 800-526-0288
PR2: 04/22/13
Benchmark 2.0LN Dual-Fuel Low NOx Boiler
Operation and Maintenance Manual
The Sensor (S) Log can store up to 1200 records. Therefore,
to view the most recently logged record, enter "S" followed by
0 (zero) and then press Enter (i.e. S0 <Enter>). To view
earlier records in reverse chronological order, enter S and
press Enter. To go back 200 or 700 records, enter S200 or
S700, etc. and press Enter.
Table 9-1. Sample Fault Log Display
Fault Message
Direct Drive Signal Fault
Low Gas Pressure
Loss of Power
Table 9-2. Sample Operation Time Log Display
Fire Rate
0
38
31
35
29
0
0
40
0
0
Table 9-3. Sample Sensor Log Display
FFWD Aux
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
OPEN OPEN
NOTE
Cycle Date
609 1/10/02
366 7/04/01
0 1/01/01
Flame Run Length
0 8
100 34
100 30
100 2
100 0
0 0
0 35
100 0
0 0
0 0
Inlet Exhst CO
OPEN OPEN 0
OPEN OPEN 0
OPEN OPEN 0
OPEN OPEN 0
OPEN OPEN 0
OPEN OPEN 0
OPEN OPEN 0
OPEN OPEN 0
OPEN OPEN 0
OPEN OPEN 0
CHAPTER 9: RS232 COMMUNICATION
Time
8:42am
5:29pm
11:50am
Date Time
1/15/02 2:35pm
1/15/02 2:27pm
1/15/02 1:53am
1/15/02 1:23pm
1/15/02 1:21pm
1/15/02 1:20pm
1/15/02 12:30pm
1/15/02 11:55am
1/15/02 11:55am
1/15/02 11:50am
O2 Flow Date
.0 0 1/15/02
.0 0 1/15/02
.0 0 1/15/02
.0 0 1/15/02
.0 0 1/15/02
.0 0 1/15/02
.0 0 1/15/02
.0 0 1/15/02
.0 0 1/15/02
.0 0 1/15/02
Page 101 of 158
Time
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5:21pm
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5:11pm
5:06pm