TSI Instruments FHC50, Operation And Service Manual

Page: 83 / 107

Modbus Communications (continued)
Network/Modbus
®
Communications 75
Feature
Holding
Register
(Decimal)
Range Unit
Read /
Write
Notes
Normal Low Flow
Alarm Setpoint
40031 0 to 10000 cfm R/W
Normal High Flow
Alarm Setpoint
40032 0 to 10000 cfm R/W
Setback Low Flow
Alarm Setpoint
40033 0 to 10000 cfm R/W
Setback High Flow
Alarm Setpoint
40034 0 to 10000 cfm R/W
Min Damper Position 40035 0 to 100 % R/W
Max Damper
Position
40036 0 to 100 % R/W
Setback Damper
Position Setpoint
40037 0 to 100 % R/W
High Sash Position
Alarm Setpoint
40038 0 to 105 % R/W
Units Value 40041 0, 1, 2
0: FPM, cfm
1: m/s & m
3
/h
2: m/s & l/s
R/W For display only
Display Averaging 40042 0 to 7
0: 0.5 sec avg
1: 1 sec avg
2: 2 sec avg
3: 3 sec avg
4: 5 sec avg
5: 10 sec avg
6: 20 sec avg
7: 40 sec avg
R/W
Emergency Mode 40043 0, 1
0: Exit Emergency
Mode
1: Enter Emergency
Mode
W
Setback Mode 40044 0, 1
0: Exit Setback
Mode
1: Enter Setback
Mode
W
Not Used 40045 N/A N/A R/W
Not used on
standard
configuration.
Not Used 40046 N/A N/A R/W
Not used on
standard
configuration.
Mute Timeout 40047 1 to 120 Minutes R/W 0: Permanent Mute
Not Used 40048 N/A N/A R/W
Not used on
standard
configuration.
Not Used 40049 N/A N/A R/W
Not used on
standard
configuration.
Not Used 40050 N/A N/A R/W
Not used on
standard
configuration.
Alarm Reset 40051 0, 1
0: Unlatched
1: Latched
R/W