KROHNE OPTIWAVE 5200 ATEX EN - Manual (Page 12)

2
INSTALLATION
12
OPTIWAVE 5200 C/F
www.krohne.com 04/2013 - 4001905802 - AD ATEX OPTIWAVE 5200 R02 en
2.2 Operating conditions
The allowable ambient temperature and corresponding flange temperature range for the device
depends on the ATEX equipment category, IEC equipment protection level (EPL) and
temperature classes marked on the nameplate.
2.2.1 Ambient and flange temperature
The ATEX equipment category, IEC equipment protection level and temperature class give the
ambient temperature and related flange temperature ranges for the device.
For more data, refer to "Pressure and temperature ranges" in the Installation chapter of the
handbook.
WARNING!
The gasket temperature must be in the approved limits. The minimum gasket temperature is:
The gasket temperature must be in the approved limits. The minimum gasket temperature is: The gasket temperature must be in the approved limits. The minimum gasket temperature is: The gasket temperature must be in the approved limits. The minimum gasket temperature is:
Gasket material Antenna type Minimum process connection temperature
[°C] [°F]
PFA Metallic Horn
Wave-Guide
-60 -76
EPDM -50 -58
FKM/FPM -40 -40
Kalrez ® 6375
-20 -4
- PTFE Wave Horn -50 -58
- PP Wave Horn
Wave-Stick
-20 -4
Definitions
Figure 2-2: Definitions
1 Compact version: Signal converter, process connection and antenna
2 Remote (Field) version: remote converter
3 Remote (Field) version: antenna housing, process connection and antenna