Yokogawa YFGW710 - Manual (Page 20)

20
<Read Me First>
IM 01W01F01-11EN
Hazardous Location
Zone 0/Zone 1/Zone 2
*1: These apparatus are simple apparatus.
*2: Surge Arrester may not be installed.
Electrical Equipment
(e.g.) “d”, “i”, “Type n” equipment
Hazardous Location
Zone 2
YFGW710
Field Wireless integrated gateway
Nonhazardous or
Hazardous Location
Zone 2
Radio wave
(IEEE802.15.4)
wiring
Control Equipment
Power Supply
metal wiring
or
optical fiber
Antenna
(*1)
Surge
Arrester
(*1, *2)
(4) Maintenance and Repair
WARNING
The instrument modification or parts replacement by other than authorized Representative of
Yokogawa Electric Corporation is prohibited and will void the certification.
• When Opening the cover, the enclosure should be dry and clean to prevent from ingress
water or dust.