TERZ 94 Electronic Turbine Meter

Device for Secondary Metering

  • Suitable for natural, non-aggressive and manufactured gases; nitrogen, carbon dioxide and propane; and other gases upon enquiry
  • With electronic counter (powered by batteries lasting at least 6 years)
  • High measuring accuracy
  • Flow indicator
  • Low-torque measuring system
  • Special design for aggressive gases is available
  • LF and HF impulse generator in counter head
  • Resettable totalizer
  • Electronic suppression of over-travel is possible
  • Power output (external power unit required)
  • Explosion protection: II 2 G EEx ib [ia] II C T4/T3
  • Gas may flow horizontally or vertically
  • 2-channel-measurements with pulse comparison (optional)
Tested according to DIN-DVGW
Max. admissible pressure PS
= 100 bar
Max. admissible pressure pmax
up to 100 bar
Meter sizes
from Qmax 25 m³/h to Qmax 25000 m³/h
Connection
-Standard:
Flange bore up to PN 100 and ANSI 600 in DN 50 to DN 600
-Optional:
Sandwich design DN 50 to DN 250
Sandwich design with threaded connection DN 25 and DN 40

Sizes and technical parameters

Pipe sizes

DN

Sandwich

design

Flange housing

Flange housing

Min.

volumetric
flow rate

Qmin

in m³/h

Max.

volumetric
flow rate

Qmax

in m³/h

Face-to-face dimension

in mm

pmax

in bar

Face-to-face dimension

in mm

pmax

in bar

Face-to-face dimension

in mm

pmax

in bar

25

185*

16*

-

-

-

-

2,5

25

40

140*

16*

-

-

-

-

6

70

50

80

25

150

50

80**

100

6

100

80

120

25

120

40

120**

100

13

250

25

400

100

150

25

150

40

150**

100

25

400

40

650

150

175

25

175

40

175**

100

40

650

100

1600

200

200

25

200

40

200**

100

100

1600

160

2500

250

250

25

300

25

250**

100

160

2500

250

4000

300

300

25

450

100

250

4000

400

6500

400

600

25

600

100

400

6500

650

10000

500

750

25

750

100

650

10000

1000

16000

600

900

25

900

100

1000

16000

1600

25000

*) Connection with external thread
**) Single-flange design

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