Endress+Hauser HART RN221N
Active barrier with optional HARTВ® diagnosis

Endress+Hauser HART RN221N

Delay barrier

Input

1 x analog 4...20 mA

Output

1 x analog 4...20 mA

Item Number: HART RN221N
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  • Overview
  • Comments

Delay barrier with HART diagnostic options.

Active barrier with power supply for safe separation of 4...20 mA current circuits.

Measuring principle

Power supply

Function

Active barrier with power supply for safe seperation of 4...20 mA current circuit

Certification

ATEX II(1)GD(Ex ia)IIC
FM USA IS
FM USA NI
CSA IS
CSA NI
IECEx Ex ia
TIIS Ex ia
GOST Ex i
Marine approval
SIL
Hygenic WHG

Input

1 x analog 4...20 mA

Output

1 x analog 4...20 mA

Relay output

1 x no contact

Auxiliary power supply / Loop power supply

20...250 V DC/AC

Dimensions (wxhxd)

22.5 x 110 x 112 mm
(0.89" x 4.33" x 4.41")

Operation

HART

Measuring principle

Active barrier

Measuring principle

Power supply

Function

Active barrier with power supply for safe seperation of 4...20 mA current circuit

Loop power supply

20...250 V DC/AC

Auxiliary power supply / Loop power supply

20...250 V DC/AC

Input

1 x analog 4...20 mA

Output

1 x analog 4...20 mA

Certificates

ATEX (Ex ia)
FM AIS
CSA (Ex ia)
IECEx (Ex ia)
NEPSI (Ex ia)
JPN (Ex ia)
Non-hazardous area + EAC marking
EAC (Ex ia)

Operation

HART

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