10
HE 5422 Operating Instructions
# 342338 | Version 1.3
3
Technical Data
Supply
Voltage
100…240 VAC ± 10 %, 24 VDC ± 10 %
Power consumption
Maximum 5 W
Sensor system
Measuring range (mbar)
± 2.5, ± 5, ± 10, ± 25, ± 50, ± 100, ± 1000
according to the information on the nameplate
Max. differential
pressure
Measurement
range
± 2.5
mbar …
± 10 mbar
< 0.35 bar
± 25 mbar < 0.5 bar
± 50…±
100 mbar
< 1 bar
± 1000
mbar
< 5 bar
Medium
Air as well as dry, non-aggressive matter
Measuring system
Piezoresistive
Measuring ranges
(mbar)
± 2.5 … ± 10
± 25 … ± 100
± 1000
Basic accuracy
± 1.25 % FSO
T = 25 °C
± 1.0 % FSO
T = 25 °C
± 0.5 % FSO
T = 25 °C
Total error
± 2 % FSO
T = 0…60°C
± 1.5 % FSO
T = 0…60°C
± 1.0 % FSO
T = 0…60°C
Connection type
pneumatic
HE 5422:
2 x Schott push-in fittings for 6 mm hose outer diameter
HE 5422 HD:
2 x Schott push-in fittings (nickel-plated brass) for 6 mm hose outer
diameter
Input/Output
Analog output (not
galvanically isolated):
0…10 V
0(4)…20 mA
Max. permissible load
RL ≥ 1 kΩ
RA
≤ 400 Ω
Digital inputs
Start, post-cleaning, measured value hold function, internally
supplied 24 VDC / 1 mA
Relay output
1 changeover contact
: 250 VAC, 5 A as combined operating
and error message
1 NO contact:
250 VAC, 5 A as cleaning message
2 changeover contacts:
250 VAC, 5 A as alarm message
Software / service
interface
EasyTool Controls 4.0 with USB / TTL adapter required (HESCH
item no.: #61000011)
