Ambient side
Marking
EPL
Category
Zone
Process side
EPL
Category
Zone
D.3.3
Flame Proof, Dust Ignition Proof and Intrinsically Safe (CLS300)
Flameproof and Dust Ignition proof
Ambient temperature range
-40 to +70 °C (-40 to +158 °F)
-40 to +80 °C (-40 to +176 °F)
-40 to +80 °C (-40 to +176 °F)
-40 to +80 °C (-40 to +176 °F)
-40 to +80 °C (-40 to +176 °F)
-40 to +80 °C (-40 to +176 °F)
Intrinsically safe
Ambient temperature range
-40 to +60 °C (-40 to +140 °F)
-40 to +60 °C (-40 to +140 °F)
-40 to +60 °C (-40 to +140 °F)
-40 to +60 °C (-40 to +140 °F)
-40 to +60 °C (-40 to +140 °F)
-40 to +60 °C (-40 to +140 °F)
With option FFKM O-ring seal: lower process temperature limited to -20 °C (-4 °F)
1)
For process temperature > 85 °C. Only applicable for versions with thermal isolator or for
2)
High temperature version
Only applicable for High Temperature version
3)
Pointek CLS200/CLS300 digital
Operating Instructions, 05/2021, A5E47904060-AA
Dust applications
Da/Db
Db
2D
21
Dust applications
Da
1D
20
Process temperature range
-40 to +75 °C (-40 to +167 °F)
-40 to +90 °C (-40 to +194 °F)
-40 to +125 °C (-40 to +257 °F)
-40 to +190 °C (-40 to +374 °F)
-40 to +285 °C (-40 to +545 °F)
-40 to +400 °C (-40 to +752 °F)
Process temperature range
-40 to +75 °C (-40 to +167 °F)
-40 to +90 °C (-40 to +194 °F)
-40 to +125 °C (-40 to +257 °F)
-40 to +190 °C (-40 to +374 °F)
-40 to +290 °C (-40 to +554 °F)
-40 to +400 °C (-40 to +752 °F)
Gas applications
Ga/Gb
Gb
2G
1
Gas applications
Ga
1G
0
Max. surface
temperature (EPL
Da)
T
80 °C
200
T
95 °C
200
T
130 °C
200
T
195 °C
200
T
290 °C
200
T
405 °C
200
Max. surface
temperature (EPL
Da)
T
80 °C
1)
200
T
95 °C
1)2)
200
T
130 °C
1)2)
200
T
195 °C
1)2)
200
T
295 °C
3)
200
T
405 °C
3)
200
Hazardous area installation
D.3 CLS300 approvals
Ga
Ga
1G
0
Max. surface
Temperature
temperature
class (EPL Ga
(EPL Db)
or Gb)
T80 °C
T6
T90 °C
T5
T90 °C
T4
T90 °C
T3
T90 °C
T2
T90 °C
T1
Max. surface
Temperature
temperature
class (EPL Ga
(EPL Db)
or Gb)
T70 °C
T6
T70 °C
T5
T70 °C
T4
T70 °C
T3
T70 °C
T2
T70 °C
T1
113