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7506440 IM33-11Ex-Hi/24vdc

Short Description:

Power supply of 2-wire measuring transducers with HART communication as well

as connection to active 2-wire and passive

3-wire transmitters

Input circuit: 0/4…20 mA

Output circuit: 0/4…20 mA

SIL2

Removable terminal blocks, screwable,

with 2 mm test box

Complete galvanic isolation

Input reverse-polarity protected

ATEX, IECEx, UL, CFMUS, TR CU, CCEO,

Kosha

Installation in zone 2

7506440 IM33-11Ex-Hi/24vdc

Type IM33-11EX-HI/24VDC

ID 7506440

Nominal voltage 24 VDC

Operating voltage UB 19…29 VDC

Power consumption ð 2.2 W

Transmitter connection

Supply voltage 17 V/20 mA typ.

Current 25 mA

Input current 0/4…20 mA

Input resistance (current) ð 250 ò

Output circuits

Output current 0/4…20 mA

Load resistance current output ð 0.5 kò

Response characteristic

Rise time (10…90 %) ð 50 ms

Fall time (90…10 %) ð 50 ms

Measuring accuracy (including linearity, hysteresis and

repeatability)

ð 0.1 % of full scale

Reference temperature 23 °C

Temperature drift ð 0.005 % of full scale/K

Galvanic isolation

Test voltage 2.5 kV RMS

Important note For Ex-applications the values specified in the corresponding

 Ex certificates (ATEX, IECEx, UL, etc.) apply.

Ex approval acc. to conformity certificate TÜV 18 ATEX 230812 X

Application area II (1) G, II (1) D

Ignition protection category [Ex ia Ga] IIC; [Ex ia Da] IIIC

Ex approval acc. to conformity certificate TÜV 06 ATEX 552977 X

Application area II 3 G

Ignition protection type Ex nA [ic Gc] IIC T4 Gc

Characteristic trapezoidal

Important note If the device is used in applications to achieve functional safety according to IEC 61508, the safety

manual must be used. Information in the data sheet

are not valid for functional safety.

Approval SIL 2 acc. to EXIDA FMEDA

Use in SIL safety circuits SIL 2 acc. to IEC 61508

Displays/Operating elements

Operational readiness Green

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