YOKOGAWA ProSafe-RS

1. Explosion Protection Instrumentation
1-10
TI 32S01J30-01E
 Overview of Connecting S2BN4D base plate for ATEX, IECEx, and UKEX
Intrinsic safety (hereinafter I.S.) barriers (*1) of MTL products from Eaton Electric Limited which
can be mounted to the base plate (S2BN4D), comply with I. S. explosion protection standard (*2).
I. S. barriers can be connected to the I. S. device installed in the hazardous area with explosion-
proof wiring as shown in the following gures.
*1: Refer to “Base Plates for Barrier (for N-IO)” (GS 32P06P10-01EN).
*2: Refer to the instruction manual of MTL products for installation of the I.S. barriers.
Zone1 Zone2
Non-Hazardous Area
Zone0
F010309E.ai
I.S. barriers of MTL products
Intrinsic safety
device
Intrinsic safety
device
Intrinsic safety
device
*1
*1
*1
Type “n”
device
*1
Base plate for barrier
S2BN4D
1: Explosion-proof wiring that is dened in IEC/EN 60079-14 or the rules/standards of each country or region.
Figure Connection of S2BN4D for ATEX, IECEx, and UKEX (1)
Zone1
Zone2
Non-Hazardous AreaZone0
F010310E.ai
I.S. barriers of MTL products
Intrinsic safety
device
Intrinsic safety
device
Intrinsic safety
device
*1
*1
*1
Type “n”
device
*1
Base plate for barrier
S2BN4D
1: Explosion-proof wiring that is dened in IEC/EN 60079-14 or the rules/standards of each country or region.
Figure Connection of S2BN4D for ATEX, IECEx, and UKEX (2)
Dec 3, 2021-00