Flowserve NRG211-1 Level Probe - Manual (Page 10)

10
Technical data – level probe
Weight
Level probe approx. 5.6 kg
Welding standpipe approx. 4.5 kg
Technical data – preamplifier
Case
Terminal box made of aluminium, painted
Wiring
Via Harting connector with 6 terminals
Cable gland PG 11
Supply voltage
12 V DC, 30 mA
Output
1 – 10 V DC, measuring voltage U
M
Protection
IP 54 (DIN 40050)
Admissible ambient temperature
70 °C
Supply cable for electrode
Screened three-core cable, conductor size 0.5 mm², max. length 500 m
Technical data – probe
Connection
Probe flange PN 320 with welding standpipe for pipes DN
≤
100; with tee piece or for
pipes DN > 100 with lateral penetration
Materials for wetted parts
Protection tube up to 500 °C
St 35 (1.0305)
Protection tube up to 550 °C 10 CrMo 9 10 (1.7380)
Strainer X 6 CrNiMoTi 17-12-2 (1.4571)
Insulting seal of probe rod Special ceramics material
Flange joint ring X 6 CrNiTi 18-10 (1.4541)/silver
Max. admissible pH value
10 (for ceramics insulation)
Temperature sensor
Pt 1000
Pressure/Temperature ratings
Material for flange/welding standpipe 1.5415 1.7380 1.4922
Admiss. service pressure
[bar] 4 320 2 200 320 2 200 4 320 3 230
[psig] 4642 2901 4642 2901 4642 3336
Admiss. service temperature
[°C] 4 120 2 450 120 2 500 4 120 3 550
[°F] 4 248 2 842 248 2 932 4 248 1022