The type and parameter of safety barrier

27-09-2019

From last article, we know how to install Explosion-proof Type Transmitters, in last article, we mention that “The selection about the type and parameter of safety barrier must be referred to the table next article. ” now let’s see the type and parameter of safety barrier.

 

National Supervision and Inspection Center for Explosion Protection and Safety of Instrumentation (NEPSI) certified parameter of smart transmitter as following:

Certification number

GYB071520X

Maximum input-voltage

30V DC

Explosion-Proof Mark

Ex ia IIC T4

Maximum input-current

100 mA

Environment temperature

-30 +60 ℃

Maximum input-power

0.8 W

Measurable medium temperature

-40+110 ℃

Maximum internal capacity

About 0



Maximum internal inductor

0.11 mH

 

Certification number

GYB071520X

Maximum input-voltage

28V DC

Explosion-Proof Mark

Ex ia IIC T4

Maximum input-current

93mA

Environment temperature

-30 +50 ℃

Maximum input-power

0.66 W

Measurable media temperature

-40+70 ℃

Maximum internal capacity

About 0



Maximum internal inductor

0.11 mH

 

To be continued...


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