DIN SERIES

SM-144

Beemet SM series Voltmeters are designed to an internationally accepted standard.

SM-96

SM-72

SM-48

Beemet meters are designed to an internationally accepted standard. The dimensions comply with the requirements of DIN 43700 and scales with DIN 43802. The performance confirms to IS 1248-83/93. The cases are made of ABS plastic material which has high tracking index for maximum electrical strength and safety.

•  Powerful and stable Alnico Magnets.
•  Polished Carbon Steel Pivots.
•  Jewelled Bearings for maximum accuracy.
•  Phosphor Bronze Springs.
•  Air tight and anti-static cases.

Salient Features

• Compact in size (build in depth 33mm).
• Rugged movement ensures sustained accuracy and reliability.
• Square bezel permits edge to edge mounting, allowing maximum use of panel space.
• Interchangeable dial for range portability.
• Clear scaling for easy reading.
• Specially customised dials.
• Flame retardant case available as per request.

Din series meters images

General Specifications

Accuracy ±1.5 / 2.0 of FSD
Measurable Quantities AC and DC Voltage or Current
Pointer deflection 0 - 90º
Frequency 50/60Hz
Sensitivity 1000Ω/V (Voltmeter); 2000Ω/V (ammeter)
Overload Capacity According to IS: 1248 / IEC 51
Short duration for voltmeter 2 times for 5s: 1 overload
2 times for 0.5s: 9 overload
Short duration for ammeter 10 times for 5s: 1 overload
10 times for 5s: 9 overload
Continiously 1.2 times rated voltage or current
Operating Temperature -10 to 55°C
Storage Temperature -25 to 65°C
Relative Humidity < 75% annaul average, non-condensing

Range Chart

Model Description Ammeter Voltmeter
SM – 48, 72, 96, 144 DC Moving Coil 25μA - 60A,
1A - 10000A*
10mV - 600V
SIF – 48, 72, 96, 144 AC Moving Iron 10mA - 100A,
1A - 10000A**
10V - 600V
CM – 48, 72, 96, 144 AC Moving Coil Rectifier 1mA - 20A 1V - 600V

* With external Shunt      ** With external CT

Dimensions

Model Dimensions (mm) Scale Length
A B C D E F G Panel Cutout
SM – 48 48 33 6 40 42 18.5 43x43 40
SM – 72 72 33 16 48 57 18 38 67x67 60
SM – 96 96 33 6 48 102 30 40 91x91 90
SM – 144 144 33 6 99 138 5 25 138x138 146

Wiring Diagrams

DC Moving Coil Voltmeter and Ammeters: 

Voltmeter with direct connection
Ammeter with direct connection
Ammeter with Shunt

AC Moving Iron Voltmeter and Ammeters: 

Voltmeter with direct connection
Voltmeter with PT
Ammeter with direct connection
Ammeter with CT

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