4.4 Overview of the series and materials
Tab. 4.6: Overview of the series and materials VC 0,025 ... VC 16: Series 1, 2, 3, 4
Series
1
2
3
4
Materials
Housing / cover
EN-GJS-400-15 (GGG40)
VC 3/79, VC 5/79, VC 12 u. VC 16:
EN-GJS-600-5 (GGG60)
Measuring unit
1.7139 (case-hardened steel)
Bearing
Anti-friction bearing steel
Sn-bronze
Carbide
Seals *
FKM, EPDM, PTFE/FEP, NBR, TFE/P (Aflas), Silicone,
FFKM
Type of bearing
Ball bearing
Bronze plain
bearing
Carbide plain
bearing
Viscosity of the operating fluid in
mm
2
/s
1 ... 3000
(1 ... 5000)**
5 ... 5000
200 ... 500000
50 ... 5000
Lubricating properties of the op-
erating fluid
good
poor
Permissible size of contaminants
in operating fluid in µm
20
(50)**
30
50
30
* See type key and type description on the device: VC ...
** Valid for VC 5 .../165
Gear type flow meter VC 0,025 ... VC 16
16
2010-07-05 BVC0002EN-D0025420002_01