Technical data sheet
01APS-5..
Differential Pressure Switch
For monitoring overpressure, vacuum and
differential pressure of air or other non-
combustible, non-aggressive gases for both
HVAC and energy management
applications. Automatic reset and field
adjustable setpoints and switching
hysteresis.
Type Overview
Switching
differential
[pressure]
Measuring range Measuring range
Repeating
accuracy
Type
Burst pressure
diff. pressure
diff. pressure
01APS-50R
01APS-50U
01APS-501
01APS-504
0.08...1.20
20...300 Pa
±5%, min. ±0.02 0.04 inch WC [10
inch WC [5 Pa] Pa]
±2.5%, min. ±0.02 0.08 inch WC [20
inch WC [5 Pa] Pa]
200...1000 Pa ±1%, min. ±0.02 0.4 inch WC [100
inch WC [5 Pa] Pa]
500...2500 Pa ±1%, min. ±0.02 0.6 inch WC [150
inch WC [5 Pa] Pa]
10 kPa /
inch WC
40 inch WC
0.20...2.00
50...500 Pa
10 kPa /
inch WC
40 inch WC
0.80...4.00
10 kPa /
inch WC
40 inch WC
2.00...10.00
10 kPa /
inch WC
40 inch WC
Technical Data
Electrical Data Electrical connection
Cable entry
terminals for wire 0.5...1.5 mm²
Cable gland with strain relief Ø6...8 mm (1/2"
NPT conduit adapter included)
Functional Data
Measuring Data
Output signal switch note
Application
contact current max. 1.0 A (0.4) / AC 250 V
air
Measuring values
Measuring fluid
differential pressure
air, non-combustible and non-aggressive
gases
Materials
Housing
base: PA 6.6
cover: ps
Safety Data
Ambient humidity
max. 95% r.H., non-condensing
-5...140°F [-20...60°C]
-5...140°F [-20...60°C]
-40...185°F [-40...85°C]
CE Marking
Ambient temperature
Fluid temperature
Storage temperature
EU Conformity
Certification IEC/EN
Certification UL
IEC/EN 60730-1
ETL listed, UL508, CSA C22.2 No.14
IP54
Degree of protection IEC/EN
Degree of protection NEMA/UL
Quality Standard
NEMA 13
ISO 9001
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01APS-5.. • en-us • 2019-08-20 • Subject to change
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