Honeywell SmartLine SLN 700 Series - Hazardous Location - Intrinsic Safety; Table 4-2: Hazardous Location Ratings; Table 4-3: Intrinsic Safety Entity Parameters; Table 4-4: Process Temperature Vs Temperature Class

Revision 1 SLN 700 SmartLine NCR Level Transmitter User’s Manual Page 15
4.4 Hazardous Location – Intrinsic Safety
The hazardous location approved models of the product include intrinsically safe version. The
working ambient temperature of the transmitter is (-25~80
°C). Under normal or fault
conditions, the max temperature at any part of the surface will not exceed the values according
to Table 4-4.
Table 4-2: Hazardous Location Ratings
AGENCY TYPE OF PROTECTION
IECEx
Intrinsically Safe:
Ex ia IIC T6…T2 Ga
Ex ia IIIC T85˚C...T300˚C Da
ATEX
Intrinsically Safe:
II 1 G Ex ia IIC T6…T2 Ga
II 1 D Ex ia IIIC T85˚C…T300˚C Da
Table 4-3: Intrinsic Safety Entity Parameters
Intrinsic Safety
Entity Parameter
4-20mA version
Terminal 1 & 2
RS485 Version
Terminal 1 & 2
RS485 Version
Terminal 4 & 5
Ui 30.6V 26.4V 6.5V
Ii 131mA 166mA 68mA
Pi 1.0W 1.1W 111mW
Ci 0μF 0 0
Li 102μH 102μH 0
Table 4-4: Ambient & Process Temperatures Vs Temperature Class
Transmitter
Ambient
Temperature (℃)
Process Temperature
at the Antenna (
℃
)
T class of entire
equipment
-40 to +50 -40 to +50
T6/85
℃
-40 to +60 -40 to +95
T5/100
℃
-40 to +70
-40 to +130
T4/135
℃
-40 to +195
T3/200
℃
-40 to +200
T2/300
℃