Flowserve NRGS 16-2 - Manual (Page 9)

9
Technical Data
Type Approval N°
TÜV
. WR/WB . 97-392
Max. service pressure
32 bar g at 238 °C
Connections
Screwed 1" BSP, DIN ISO 228
Flanged DN 50, PN 40, DIN 2635
Materials
Case
Die cast aluminium 3.2161 (G AlSi8Cu3)
Stem S. S. 1.4571 (CrNiMoTi 17 12 2)
Flange Forged steel 1.0460 (C 22.8)
Measuring electrodes S. S. 1.4571 (CrNiMoTi 17 12 2)
Electrode insulation PTFE
Spacer disc PTFE
Lengths supplied
1 500 mm
1000 mm
1500 mm
Mains supply
230 V +/– 10 %, 50/60 Hz
115 V +/– 10 %, 50/60 Hz
2 24 V +/– 10 %, 50/60 Hz (option)
Power consumption
5 VA
Fuse
Thermal fuse T
max
= 102 °C
Sensitivity
Range 1: 10
µ S/cm
Range 2: 0.5 µ S/cm
Electrode voltage
10 V
ss
Output
2 volt-free relay contacts. 1 volt-free normally open contact.
Max. contact rating with a switchting voltage of 24 V, 115 V and 230 V a. c.: ohmic 4 A,
inductive 0.75 A at cos
ϕ
0.5. Max contact rating with a switching voltage of 24 V d. c.: 4 A
Contact material: silver, hard-gold plated