HE 5712

Measuring Ranges

0…35 mbar
0…90 mbar
0…450 mbar

Max. Differential Pressure

Measuring range 0…35 mbar: 160 mbar
Measuring range 0…90 mbar: 400 mbar
Measuring range 0…450 mbar: 2000 mbar

Medium

Air, as well as dry, non-aggressive gases

Base Accuracy

± 1 % of full scale

Temperature Drift

± 0.05 % / K of full scale

Hysteresis

± 0.5 % of full scale

Application

Solenoid valve control for cleaning industrial filter systems

Valve Outputs

Max. 8 outputs, 24 V DC

Supply Voltage

100–240 VAC / 50 – 60 Hz or 24 VDC ±10% Safety Extra Low Voltage (SELV)

Power Consumption

30 VA at 100–240 VAC control Max. 30 W at 24 VDC control

Pulse Time

0.01 – 9.99 seconds adjustable

Pause Time

1.0 – 999 seconds adjustable

Display

7-segment display, 3 digits, 14 mm height, white
For differential pressure / valve display, parameter and alarm values

LEDs

14 LEDs for status indicators, 16 LEDs for differential pressure column

Buttons

PARA (ESC), UP, DOWN, ENTER, TEST

Analog Output

4 – 20 mA, max. permissible burden: 400 Ω

Digital Inputs

Start, post-cleaning, release

Relay Output

1 changeover contact 250 VAC, 5 A as combined operating and fault message

Interfaces

USB Device, Type B for writing and reading parameters (USB / TTL adapter required)

Air / Creepage Distances

Pollution degree 2, overvoltage category II

EMC

Emission: DIN EN 61000-6-4
Immunity: DIN EN 61000-6-2

Housing Dimensions

Compact housing

231 × 125 × 90 mm

Modular
(Control panel mounting)

200 × 122 × 30 mm

Modular
(Control unit)

192 × 128 × 63 mm

Connection Set for Compact Housing (Option)

•    2 × M32 with multi-density insert for 6 cables with 6 mm diameter
•    3 × M16 for power supply and communication

Electrical Connections

Power supply: cross-section rigid/flexible: max. 2.5 mm², flexible: max. 1.5 mm² with ferrule Rest: cross-section rigid/flexible: max. 1.5 mm², flexible: max. 0.75 mm² with ferrule

Pneumatic Connections

Pressure measuring line: Bulkhead fitting for Ø6 mm hose

Mounting

Compact housing

Wall mounting. Installation position vertical

Modular

Control panel housing, installation position vertical
Control unit: standard rail

Climatic environmental conditions

Storage

-20° – +70°C

Transport

-40° – +85°C

Operation

Compact housing
  •  -20°C – +50°C
  •  in EX Zone 22: -20° – +40°C
Modular
  •  -20°C – +50°C
  •  No EX approval

Relative Humidity

Relative humidity 95%, no condensation allowed, KUF according to DIN 40400