The contact protection relays are universal measuring transducers, which
input signals (resistance values) with "Namur" specification (DIN EN 60947).
Namur" specification (DIN EN 60947) into switching signals of floating
output contacts.
Protection class EN60529
clamp
:
IP20
Housing
:
IP40
Technical Data
Operating temperature
:
-20...+60 °C
Storage temperature
:
-30...+80 °C
Output contacts
:
potentialfrei
Switching voltage
:
min. 5 V, max. 250 V AC / 150 V DC
Switching current
:
min. 5 mA, max. 5 A AC / 5 A DC
Switching capacity
:
min. 300 mW, max.100 VA / max. 50 W
Maintenance-free inline viscosity sensor for precise and reliable real-time measurement of viscosity directly in the process.
Properties
Material
:
1.4571 / 1.4404 (316Ti / 316L)
Protection class
:
IP65
Process temperature
:
-10°C … +130°C | (integriertes Pt100 im Messfühler)
max. process pressure
:
Vakuum ... 64 bar
Process connections
:
NPT | M48 | Varivent® | Tri-Clamp
Cable length sensor - transmitter
:
Max. 1.000 Meter
max. flow velocity
:
5 m / sec
Ex approval
:
II 1/2G Ex ia IIC T6...T3 Ga/Gb | (optional)
Sensor types
Sphere
:
VA-100B
Cylinder
:
VA-100C
Repeatability
VA-100B
:
± 0,5% | ± 1 Digit
VA-100C
:
± 0,3% | ±1 Digit
Measuring ranges
VA-100B
:
0,1 - 2.500 mPa·s x g/cm³
VA-100C
:
10 - 25.000 mPa·s x g/cm³
Probe dimensions
VA-100B
:
Ø 32 x 145 mm
VA-100C
:
Ø 32 x 120 mm
installation positions
Reservoir
:
tanks
:
Pipe
:
flow cell
:
Installation is position-independent
:
TK-313
Evaluation unit with 2 change over limit contacts
The TK-313 limit comparator can be used in conjunction with our
TK-30... continuous level sensors with 0(4)...20 mA or 0...10 V output
signal for level control / measurement.
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
Dimensions housing type B
:
22,5 x 114,5 x 99
Dimensions housing type C
:
22,5 x 114,5 x 114
Input
power
:
0/4...20 mA
Voltage
:
0...10 V
Resistance in three-wire circuit RG
:
0–4...10 kΩ
Output
Output contacts
:
2 Wechselkontakte
Switching voltage
:
max. 250 V AC
Switching current
:
max. 3 A
Switching capacity
:
max. 500 VA
Temperature influence tolerance
:
max. ± 0,6 % der Signalspanne
Mounting
:
Tragschiene nach EN 50022
Current output
:
4...20 mA bezogen auf die Masse des Eingangs
Display (%)
:
2-stellig, 7-Segment
Weight
:
175 g
ltdata.
:
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