Technical Data
Type approval
TÜV.WÜL.xx-014
Supply voltage
230 V, +10/–15 %, 50-60 Hz
115 V, +10/–15 %, 50-60 Hz (option)
Input
1 Input for conductivity electrode LRG 16-9
Output
3 volt-free relay contacts, max. contact rating for switching voltages 115 V AC and 230 V AC: resistive/inductive 4 A. Provide contactor with interference suppressor
(RC combination). Contact material: AgNi 0,15.
1 Current output 4-20 mA as actual value output, max. load 500 Ω
Measuring range
0.5 to 10000 μS/cm at 25 °C or 0.25 to 5000 ppm at 25 °C.
Setpoint
adjustable between 0.5 and 9999 μS/cm or 0.25 to 5000 ppm
MAX limit
adjustable between 0.5 and 9999 μS/cm or 0.25 to 5000 ppm
Correction factor
adjustable between 0.05 and 5,000, adjustable in increments of 0.001
Temperature coef zient Tk
0.0 – 3.0 % per °C, adjustable in increments of 0.1
Actual value output
4 mA corresponds to 0.5 μS/cm
20 mA corresponds to 10, 200, 500, 1000, 6000, 9999 μS/cm or 5, 100, 250, 500, 3000, 5000 ppm, nal values adjustable
Purging interval
(continuous blowdown valve is forced to open) adjustable between 1 h and 24 h in increments of 1 h.
Duration of purging
adjustable between 1 min. and 6 min. in increments of 1 min.
Switching hysteresis
Controller output: – 10 % of the adjusted setpoint W, Limit MAX: – 3 % of the adjusted MAX limit
Indicators and adjustors
1 four-digit, seven-segment indicator, red, for indicating the actual value / setpoint and for status and error mes- sages
2 amber LEDs for indicating actual value (X) / setpoint (W) 1 red LED for indicating MAX limit
2 green LEDs for indicating valve OPEN / CLOSED 4 pushbuttons for value and parameter settings
Power consumption
6 VA
Fuse
external 63 mA, slow blow, at 230 V, external 125 mA, slow blow, at 115 V
Protection
IP 65 to DIN EN 60529
Protection class
2 (totally insulated)
Ambient temperature
Max. 70 °C
Cable entry / Wiring
Cable gland with integral cable clamp, 3 x M 16 x 1.5
1 four-pole screw-type terminal strip for power supply,
1 three-pole screw-type terminal strip for connecting the continuous blowdown valve,
1 three-pole screw-type terminal strip for MAX limit,
1 two-pole screw-type terminal strip for current output 4-20 mA,
Terminal strips detachable, conductor size: 1.5 mm2
1 Sensor jack M12, with 5 poles, A coded, for connecting the conductivity electrode
Cable length
max. 30 m, max. 10 m conductivities from 0.5 – 10 μS/cm
Weight
Approx. 0.8 kg
