Emerson Rosemount 2051 Series Quick Start Manual page 36

Quick Start Guide
Markings
I3 China Intrinsic Safety
Certificate
Standards
Markings
7.9 Korea
EP Korea Flameproof
Certificate
Markings
Special Conditions for Safe Use (X):
See certificate for special conditions.
IP Korea Intrinsic Safety
Certificate
Markings
Special Conditions for Safe Use (X):
See certificate for special conditions.
7.10 Japan
E4 Japan Flameproof
Certificate
Markings
Special Conditions for Safe Use (X):
1. This device contains a thin wall diaphragm less than 1 mm
thick that forms a boundary between EPL Ga (process
connection) and EPL Gb (all other parts of the equipment). The
model code and datasheet are to be consulted for details of
36
Pressure transmitter: Ex db IIC T6···T4 Ga/Gb
Flow meter: Ex d II C T6～T4 Ga/Gb
GYJ22.1834X; GYJ20.1487X [Flow meters]
GB3/T 3836.1-2021, GB/T 3836.4-2021, GB3836.20-2010
Ex ia IIC T4 Ga, FISCO :Ex iaⅡCT4 Ga,Ex db+ib/ibⅡCT4
Ga/Gb
12-KB4BO-0342X, 12-KB4BO-0344X, 19-
KB4BO-0978X
Ex d IIC T6...T4 Ga/Gb, T4/T5 (-60 °C ≤ Ta ≤ +80 °C),
T6 (-60 °C ≤ Ta ≤ +70 °C)
12-KB4BO-0343X, 12-KB4BO-0345X, 13-
KB4BO-0205X, 13-KB4BO-0207X, 18-KA4BO-0309X
Ex ia IIC T4 (-60 °C ≤ Ta ≤ +70 °C)
CML20JPN112X
Ex db IIC T6...T4 Ga/Gb, T6 (-60 °C ≤ Ta ≤ +70 °C),
T5/T4 (-60 °C ≤ Ta ≤ +80 °C )
October 2023
Emerson.com