Technical data

Number of inputs

1 (differential pressure)

2

2

Measuring range

-100 to +100 hPa
(-100 to +100 mbar)

-340 to +340 hPa
(-340 to +340 mbar)

0 to 7500 hPa
(0 to 7.5 bar)

-1000 to +1000 hPa
(-1 to +1 bar)

Permissible overpressure

max. ±500 hPa differential
max. +5000 hPa relative to ambient

+10000 hPa

+5000 hPa

permissible media**

non-aggressive gases

Resolution

0.1 hPa (0.1 mbar) per digit

1 hPa (1 mbar) per digit

1 hPa (1 mbar) per digit

Measuring accuracy

3% (of the full scale value)

Measuring speed

typically 5 ms

Pressure connectors

screwing plug, M12 x 1

Power supply for the electronics

via the K-bus

Current consumption from the K-bus

typically 15 mA

Width of a bus terminal block

Maximum 64 standard Bus Terminals or 80 cm
(a KM37xx is equivalent to 2 standard Bus Terminals)

Electrical isolation

500 V (K-bus/signal voltage)

Bit width in the input process image

3 byte

3 byte

6 byte

6 byte

Bit width in the output process image

3 byte

3 byte

6 byte

6 byte

Dimensions without tubes (w x h x d)

approx. 26.5 mm x 100 mm x 69 mm (width aligned: 24 mm)

Weight

approx. 100 g

Permissible ambient temperature range during operation

0°C ... + 55°C

Permissible ambient temperature range during storage

-25°C ... + 85°C

Permissible relative air humidity

95 %, no condensation

Mounting

on a 35 mm mounting rail conforming to EN 60715

Vibration / shock resistance

conforms to EN 60068-2-6 / EN 60068-2-27

EMC immunity / emission

conforms to EN 61000-6-2 / EN 61000-6-4

Protection class

IP20

Installation position

variable

Approvals / markings*

CE, UKCA, cULus, EAC