TSI Instruments PRESSURA 8630-PM, Operation And Service Manual

Page: 43 / 49

Appendix A 37
Appendix A
Specifications
Room Pressure Module
Display
Range .................................................................. -0.20000 to +0.20000 inches H
2
O
Resolution ............................................................ 5% of reading
Display Update .................................................... 0.5 sec
Inputs
Switch in .............................................................. SPST (N.O.) Switch. Closing switch
initiates condition.
Flow in ................................................................ SPST (N.O.) Switch. Closing switch
initiates condition.
Outputs
Low Alarm Range ................................................ -0.19500 to +0.19500 inches H
2
O
High Alarm Range ............................................... -0.19500 to +0.19500 inches H
2
O
Alarm Contacts .................................................... SPST (N.O.) Max current 5A, max
voltage 150 VDC, 250 VAC. Minimum
switch load 10 mA, 5 VDC. Contacts
close in alarm condition.
Analog Output
Type ......................................................... 0 to 10 VDC or 4 to 20 mA
Range ....................................................... High -0.100 to +0.100 inches H
2
O
Low -0.0100 to +0.0100 inches H
2
O
Resolution ................................................ 1.0% of range for 0-10 VDC
1.2% of range for 4-20 mA
RS-485 ................................................................. Premium model only
Operating Temperature ....................................... 32 to 120°F
Input Power ......................................................... 24 VAC, 5 watts max
Dimensions .......................................................... 4.9 in.
x
4.9 in.
x
1.35 in.
Weight .................................................................. 0.7 lb.
Pressure Sensor
Temperature Compensation Range .................... 55 to 95°F
Power Dissipation ................................................ 0.16 watts at 0 inches H
2
O,
0.20 watts at 0.00088 inches H
2
O
Dimensions (DxH) ............................................... 5.58 in.
x
3.34 in.
x
1.94 in.
Weight .................................................................. 0.2 lb.