Stainless steel ball 61 mm Ø
:
max. 20 bar | 0,65 g/cm³
Stainless steel cylinder 44 mm Ø
:
max. 15 bar | 0,76 g/cm³
min. contact gap type 03
:
75 mm
min. contact gap type 04
:
85 mm
min. contact gap type 09
:
75 mm
Switching contacts and switching capacity
Changeover contact
:
max. 3x | 60W/VA
normally open
:
max. 5x | 100 W / VA
Normally closed contact
:
max. 3x | 60 W/VA
TK-312
Evaluation unit with 0/4... 20 mA current output
The TK-312 measuring transducer converts the resistance signal supplied from a continuous level sensor into a current signal proportionate to the level.
Properties
Protection class EN60529 clamp
:
IP 20
Protection class EN60529 front panel housing
:
IP 40
Operating temperature
:
–20...+60 °C
nominal voltage
:
24... 230 V AC/DC
Power consumption
:
2 VA, 2W
Dimensions housing type B
:
22,5 x 114,5 x 99
Dimensions housing type C
:
22,5 x 114,5 x 114
Input
Voltage
:
0...10 V
Resistance in three-wire circuit RG
:
0-4...10 kW
Output
Temperature influence tolerance
:
max. ± 0,6 % der Signalspanne
Current output
:
0/4... 20 mA bezogen auf die Masse des Eingangs
Voltage output
:
0/2... 10 V
Mounting
:
Tragschiene nach EN 50022
Weight
:
175 g
Ex-QFS-3x
Mercury-free float switches with Ex approval
These float switches have a mercury-free switching system consisting of a microswitch and a ball which actuates this switch.