Performance data - Triatek - LIT-12013514 - Room Differential Pressure Sensor

Room Differential Pressure Sensor Data Sheet

Product name
Room Differential Pressure Sensor
Document type
Document number
Revision date
Table 1. Performance data
Parameter Measurement
Measurement Range -0.25 to +0.25 in. W.C. (-62 Pa to +62 Pa)
Temperature Compensation Yes
Resolution 16 bits preset
Zero Point Accuracy 0.0004 in. W.C. (0.1 Pa)
Span Accuracy 3% of reading
Zero Point Reliability 0.0002 in. W.C. (0.05 Pa)
Span Repeatability 0.5% of reading
Offset Shift Due to Temp Variation None (less than resolution)
Span Shift Due to Temp Variation <0.5% of reading per 10ยบ C
Response Time 4.6 ms typical at 12-bit resolution
Note: It is best practice for air flow sensors to follow an annual calibration schedule, or as needed by your particular industry, to mitigate sensor degradation and performance loss. For calibration re-certification, contact
Table 2. Terminal block description
Terminal Description
+Vin Power input range: 24 VAC or 24 VDC
Vo Sensor output range: 0 VDC to 5 VDC
Io Sensor output range: 4 mA to 20 mA for +/-.25 in. W.C. (62.21 Pa)
+Vs Door switch (dry contact)
GND Ground for power and signal
-(RS485) Serial communication at 2400 baud rate
Figure 1. Room Differential Pressure sensor placement
Note: For installation instructions, refer to the installation guide that correlates to the specific system you use.