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5.3.6
Metal-free area ...................................................................................................................... 139
5.3.7
Minimum distance between RF310R readers ...................................................................... 140
5.3.8
Technical specifications ........................................................................................................ 141
5.3.9
Approvals .............................................................................................................................. 142
5.3.10
Dimension drawing ............................................................................................................... 144
5.3.11
Using the reader in hazardous area ..................................................................................... 144
5.3.11.1
Using the reader in hazardous area for gases ..................................................................... 148
5.3.11.2
Using the reader in hazardous area for dust ........................................................................ 148
5.3.11.3
Installation and operating conditions for hazardous areas: .................................................. 149
5.4
SIMATIC RF340R/RF350R .................................................................................................. 150
5.4.1
SIMATIC RF340R ................................................................................................................. 150
5.4.1.1
Features ................................................................................................................................ 150
5.4.1.2
Ordering data for RF340R .................................................................................................... 150
5.4.1.3
Pin assignment of RF340R RS422 interface ........................................................................ 151
5.4.1.4
LED operating display ........................................................................................................... 151
5.4.1.5
Ensuring reliable data exchange .......................................................................................... 151
5.4.1.6
Metal-free area ...................................................................................................................... 152
5.4.1.7
Minimum distance between RF340R readers ...................................................................... 152
5.4.1.8
Technical specifications ........................................................................................................ 153
5.4.1.9
Approvals .............................................................................................................................. 155
5.4.1.10
Dimension drawing ............................................................................................................... 156
5.4.2
SIMATIC RF350R ................................................................................................................. 157
5.4.2.1
Features ................................................................................................................................ 157
5.4.2.2
Ordering data for RF350R .................................................................................................... 157
5.4.2.3
Pin assignment of RF350R RS422 interface ........................................................................ 158
5.4.2.4
LED operating display ........................................................................................................... 158
5.4.2.5
Ensuring reliable data exchange .......................................................................................... 158
5.4.2.6
Metal-free area ...................................................................................................................... 158
5.4.2.7
Technical specifications ........................................................................................................ 159
5.4.2.8
Approvals .............................................................................................................................. 161
5.4.2.9
Dimension drawing ............................................................................................................... 162
5.4.3
Use of the reader in hazardous areas .................................................................................. 163
5.4.3.1
Use of the readers in hazardous areas for gases ................................................................. 164
5.4.3.2
Use of the readers in hazardous areas for dusts .................................................................. 164
5.4.3.3
Installation and operating conditions for the hazardous area ............................................... 165
5.5
SIMATIC RF340R/RF350R - 2nd generation ....................................................................... 166
5.5.1
SIMATIC RF340R - 2nd generation ...................................................................................... 166
5.5.1.1
Features ................................................................................................................................ 166
5.5.1.2
Ordering data ........................................................................................................................ 166
5.5.1.3
Pin assignment of the RS-422 interface ............................................................................... 167
5.5.1.4
LED operating display ........................................................................................................... 167
5.5.1.5
Ensuring reliable data exchange .......................................................................................... 167
5.5.1.6
Metal-free area ...................................................................................................................... 168
5.5.1.7
Minimum distance between RF340R readers ...................................................................... 168
5.5.1.8
Technical specifications ........................................................................................................ 169
5.5.1.9
Approvals .............................................................................................................................. 171
5.5.1.10
Dimension drawing ............................................................................................................... 172
5.5.2
SIMATIC RF350R - 2nd generation ...................................................................................... 173
5.5.2.1
Features ................................................................................................................................ 173
5.5.2.2
Ordering data ........................................................................................................................ 173
5.5.2.3
Pin assignment of the RS-422 interface ............................................................................... 174
SIMATIC RF300
System Manual, 07/2017, C79000-G8976-C345-07
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