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Electrical interface

Power supply

Safety extra low voltage (SELV/PELV)

Operating voltage

AC 24 V ±15 %, 50/60 Hz or DC 13.5...33 V

Power consumption

<0.5 VA

Current draw

<10 mA

External supply line protection

Fuse slow max. 10 A or Circuit breaker max. 13 A Characteristic B, C, D according to EN 60898 or Power source with current limitation of max. 10 A

Output voltage

DC 0...10 V

Burden (RLoad)

>10 k?

Output

Not galvanically separated, 3-wire connection, short-circuit proof, protected against reverse polarity

Functional data

Measuring range

refer to "Type summary"

Sensing element

Piezo-resistive (silicone membrane, ceramic bar)

Measuring accuracy at recommended mounting
position and 20 °C ambient temperature

(FS = Full Scale)

Total error

<±3 % FS

TC zero point

<±0.1 % FS/ °C

TC sensitivity

<±0.06 % FS/ °C

Reaction time

1 s

Tolerable overload on one side

on P1

5,000 Pa (10,000 Pa for types QBM2030-5, -30)

on P2

400 Pa

Rupture pressure

0…70 °C

1.5 × overload

at room temperature

2 × overload

Media

Air and non-aggressive gases

Admissible medium temperature

0...70 °C

Maintenance

Maintenance free

Connections

Electrical connection

Screw terminals for

max. 1.5 mm2 (wire or stranded wire)

Cable lead

Cable gland entry Pg 11 (without cable strain relief)

Pressure connection

PVC nipples ? 6.2 mm

Degree of protection

Protection degree of housing at recommended installation

IP42 according to EN 60529

Protection class

III according to EN 60730-1

Environmental conditions

Permissible ambient temperature

Operation

0...70 °C

Transport/storage

-25…+70 °C

Permissible ambient humidity

<90 % r.h. (without condensation)

Directives, standards

Product standard

EN 61326-1
Electrical equipment for measurement, control and laboratory use. EMC requirements.
General requirements

EU Conformity (CE)

CE1T1910xx_01

RCM Conformity

CE1T1910en_C1