KROHNE DK 46 - Page 8

2 DEVICE DESCRIPTION
8
DK46 - DK800
www.krohne.com 05/2019 - 4000430905 - AD DK46-800 Exi-II2G R06 en
These values may be limited by the data contained in the manual.
The maximum values listed in the manual must be taken into consideration.
INFORMATION!
The maximum permissible product temperatures listed in the tables are valid under
the following conditions:
• The measuring device is installed and operated in accordance with the manufacturer's
installation instructions.
• It must be ensured that the measuring device is not heated by the effects of additional heat
radiation (sunshine, adjacent plant parts) and thus operated above the permissible ambient
temperature range.
• Insulation must be limited to the piping.
Unobstructed ventilation of the indicator part must be ensured.
Type of limit
switch
Maximum permissible ambient / product temperature in °C
Supply
Type 1 Type 2 Type 3
Temperature class
T6 T5 T4...T1 T6 T5 T4...T1 T6 T5 T4...T1
RC10-14.-N0...
RC15-14.-N0...
65 65 65 65 65 65 50 65 65
RC10-14.-N3... 70 75 75 65 75 75 50 65 75
RC15-14.-N3... 70 70 70 65 70 70 50 65 70
I7R2010-N***
I7R2015-N***
70 80 80 65 80 80 50 65 80
I7R2010-NL***
I7R2015-NL***
70 80 80 70 80 80 65 80 80
The lowest permissible ambient temperature is -20°C
Table 2-2: Temperature table in °C
Type of limit
switch
Maximum permissible ambient / product temperature in °F
supply
Type 1 Type 2 Type 3
Temperature class
T6 T5 T4...T1 T6 T5 T4...T1 T6 T5 T4...T1
RC10-14.-N0...
RC15-14.-N0...
149 149 149 149 149 149 122 149 149
RC10-14.-N3... 158 167 167 149 167 167 122 149 167
RC15-14.-N3... 158 158 158 149 158 158 122 149 158
I7R2010-N***
I7R2015-N***
158 176 176 149 176 176 122 149 176
I7R2010-NL***
I7R2015-NL***
158 176 176 158 176 176 149 176 176
The lowest permissible ambient temperature is -4°F
Table 2-3: Temperature table in °F