EM37xx - Technical data

Number of inputs

1

2

2

Technology

Differential pressure measurement

Relative pressure measurement

Relative pressure measurement

Measuring range ^**)

-100 hPa to +100 hPa
(-100 mbar to +100 mbar)

0 hPa to 7500 hPa
(0 bar to 7.5 bar)

-1000 hPa to +1000 hPa
(-1 bar to +1 bar)

Permissible overpressure

max. ±500 hPa differential

max. +10,000 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

Measurement error

±3% (of the full scale value)

Measuring speed

typically 4 ms

Pressure connectors

screwing plug, M12 x 1

Power supply for the electronics

via the E-bus

Current consumption via E-bus

70 mA

60 mA

70 mA

The pre-calculated maximum E-Bus current is displayed in the TwinCAT System Manager as a column value.

Electrical isolation

500 V (E-bus/signal voltage)

Bit width in process image

2 bytes status, 2 bytes value per channel

Dimensions without tubes (w x h x d)

approx. 26,5 mm x 100 mm x 52 mm (width aligned: 24 mm)

Weight

approx. 95 g

Permissible ambient temperature range during operation

0°C ... + 55°C

Permissible ambient temperature range during storage

-25°C ... + 85°C

Permissible relative humidity

95%, no condensation

Assembly

on a 35 mm mounting rail (e.g. DIN rail TH 35-7.5 conforming to EN 60715)

Vibration/shock resistance

conforms to EN 60068-2-6 / EN 60068-2-27, EN 60068-2-29

EMC immunity/emission

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

Protection class

IP20

Installation position

variable

Approvals/markings^*)

CE, EAC, UKCA
cULus