
62 GOSSEN Mueller & Weigert
Technical Data
Double-Reed Frequency Meters
Description
Double-Reed Frequency Meter with Two Independent, Vibrating
Reed Mechanisms
Reference Conditions
Dimensions
Display
2 rows of 13, or 2 rows of 21 reeds
Mechanical Design
Housing Material Sheet metal
Terminals M4 Screw Terminals
Contact Protection Available as option
Reference Quantities Reference Condition
Ambient Temperature 23 °C ±2°C
Position of Use any
Input Voltage nominal voltage range
Other DIN EN 60051
a
1
x a
2
l
1
x l
2
h
t
e
17.5
1)
1) Individual Contact Protection
Type ZF 96/2
Vibrating Reed Mechanism, Narrow Bezel per DIN 43718, Dull Black
Front Dimensions 96 x 96 mm 144 x 144 mm
Type ZF 96/2 ZF 144/2
Reed Position horizontal horizontal
Accuracy Class 0.5 0.5
Weight in kg, Approx. 0.6 1.0
Intrinsic Consumption (depending upon measuring range
and nominal voltage)
approx. 1 ... 3 VA approx. 1 ... 3 VA
Nominal Insulation Voltage 1000 V 660 V
Test Voltage 3 kV 2 kV
Front Housing-Panel Protection IP 52 IP 52
Fasteners type S screw clamp type B (DIN 43835)
Housing Material sheet metal sheet metal
Front Dim. in mm Nominal Dimensions, mm Cutout, mm Installation Depth, mm Terminals
a
1
x a
2
h
I
1
x I
2
t e
96 x 96 96 x 96 5 92
+0.8
x 92
+0.8
43.5 12.5
144 x 144 144 x 144 8 138
+1
x 138
+1
58 14
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