6
LRGS 15-1
Service pressure
PN 25, 25 bar at 224 °C
Mechanical connection
Screwed ¾", EN ISO 228-1
Screwed ¾" NPT (optional)
Materials
Electrode body for screwing in place: 1.4571, X6CrNiMoTi17-12-2 or
1.4404, A 479 316 L (for NPT thread)
Measuring electrode: 1.4571, X6CrNiMoTi17-12-2
Electrode rod insulation: PTFE
Terminal box: Polycarbonate
Measuring length & length of installation
200, 300, 400, 500, 600, 800, 1000 mm
Input
1 Input for resistance thermometer, e. g. TRG 5-53, measuring insert Pt 100
Measuring range
100 to 10000 µS/cm at 25 °C or 50 to 5000 ppm at 25 °C
Setpoint
Adjustable between 100 and 10000 µS/cm or 50 to 5000 ppm
MAX limit
Adjustable between 100 and 10000 µS/cm or 50 to 5000 ppm
Switching hysteresis
Controller output: –10 % of the adjusted setpoint
MAX limit: –3 % of the adjusted MAX limit
Temperature coefficient T
k
(if a resistance thermometer Pt 100 is connected)
1.6 – 3.0 % per °C, adjustable in steps of 0.1
Supply voltages
230 V, +10 / –15 %, 50-60 Hz
115 V, +10 / –15 %, 50-60 Hz (optional)
Power consumption
5 VA
Fuse
External slow-blow fuse, 63 mA at 230 V
External slow-blow fuse, 125 mA at 115 V
Output
3 Volt-free relay contacts, 5 A 230 V AC / 30 V DC cos
ϕ
= 1 (IEC 61810)
Provide contactor with inference suppressor (RC combination).
Contact material: AgNi 0.15
Technical Data
