Manfred Weber 

Metra Mess- und Frequenztechnik in Radebeul e.K.

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Charge / IEPE Conditioners

M68R1

- For piezoelectric transducers with charge or IEPE output

- 5 gain ranges

- 6 low pass filters, high pass

- Single and double integration

- M68D1 with battery inside

- M68D3 with 3 channels

- M68R1 for 19" rackmounting

- Rack cases for 6 or 12 M68R1 available

- Charge attenuators MQ20 / MQ40 available as accessory for high inputs

Click the image for more details.

M68R1

M68D3

M68D1

Channel no.:

1

3

1

Gain ranges charge:

0.1 / 1 / 10 / 100 / 1000 mV/pC

Gain ranges IEPE:

0 / 20 / 40 / 60 dB

Low pass filters:

0.1 / 0.3 / 1 / 10 / 20 / 50 kHz

High pass filter:

3 Hz

Input and output sockets:

BNC / BNC

Power supply:

5 .. 15 VDC

5 .. 15 VDC

5 .. 15 VDC
4 x Mignon 

PDF Data Sheet (approx. 170 kB)
PDF Instruction Manual of M68 Series (approx. 240 kB)
PDF Instruction Manul of MQ20/MQ40 (approx. 50 kB)

8 Channel IEPE Conditioner

NEW M208A

NEW M208B

- For piezoelectric accelerometers, force and pressure sensors and microphones with IEPE output

- Suitable as signal conditioner, meter and monitor (M208A) 

- Measurement of RMS and peak values (M208A)

- Embedded web server for remote measurement and monitoring (M208A) 
Example of web page hosted by the M208A

- Serial interface with PC software for setup and metering (M208A)

- High pass, low pass and integrator plug-in modules

- TEDS support (M208A)

- Relay output (M208A)

- Shared output

- Compact 19" rack case with low depth

M208A - All-In-One:

• Signal conditioner with filters and integrators

• RMS/Peak vibration meter

• Vibration monitor with relay output

• Web server for remote measurement

Click the image for more details.

M208A

M208B

Gain:

0.1 - 1000, incremental

1 / 10 / 100 / 1000

Frequency range:

Readout display:

TEDS support:

Ethernet:

embedded web server hosts HTML page for readout and setup Example

RS-232 interface:

master and slave interface for PC control of up to 8 units by supplied control software or ASCII command set 

Relay output:

High pass filter modules:

FB3- 3 / 5 / 10 / 30 / 50 / 100 / 300 / 500 / 1000 Hz (Butterworth, 2nd order)

Low pass filter modules:

FB2- 0.1 / 1 / 3 / 5 / 10 / 30 / 50 / 100 kHz (Butterworth, 4th order)

Integrator modules:

single integrator 3 - 1000 Hz (FBV) and double integrator 5 - 200 Hz (FBD)

Connectors:

8 BNC inputs; 8 BNC outputs; shared BNC output; Sub-D output

8 BNC inputs; 8 BNC outputs; shared BNC output

Power supply:

PDF Data Sheet (approx. 400 kB)
PDF Instruction manual M208A (approx. 1,5 MB)
PDF Instruction manual M208B (approx. 500 kB)

M208A operating and measuring software for Windows PCs
Firmware update

8/16 Channel IEPE Conditioners

M108

- For piezoelectric sensors with IEPE output

- Well suited as front end for PC data acquisition

- 8 or 16 channels

- 3 gains selectable by slide switches

- Optional plug-in low pass filters available

- Shared output activated by push-button

- Easy output connection via terminal blocks at rear or BNC sockets

- M116 for 19" rack mounting

- 115 / 230 VAC or 24 VDC supply 

M108

M116

Channel number:

8

16

Gain ranges:

1 / 10 / 100

1 / 10 / 100

Available plug-in filters:

0.1 / 0.3 / 1 / 3 / 10 kHz

0.1 / 0.3 / 1 / 3 / 10 kHz

Input sockets:

8 x BNC

16 x BNC

Output sockets

8 x BNC + 1 x BNC for shared output

16 x BNC + 1 x BNC for shared output

PDF Data Sheet (approx. 250 kB)
PDF Instruction Manual (approx. 260 kB)

IEPE Conditioning Modules

M28 

- Constant current supply for IEPE transducers

- Very compact and rugged cases

- Modular system: Two screwed-in plugs provide mechanical and power supply connection to neighboring modules

- M32 with 3 gain ranges and plug-in low pass filter

- Sensor status LED shows 3 conditions

- DIN rail adapter available

Click image for animation (approx. 50 kB)

M28

M32

Gain:

1

1 / 10 / 100

Low pass:

-

Plug-in module FB2; 0.1 .. 30 kHz; 4 poles

Input and output sockets:

BNC

BNC

Power supply:

5 .. 26 VDC

5 .. 26 VDC

PDF Data Sheet (approx. 270 kB)

PDF Instruction Manual (approx. 60 kB)

PDF Instruction Manual (approx. 75 kB)

Remote Charge Converters 

ICP100

- Pre-amplifier for piezoelectric sensors with charge output

- IEPE compatible output

- For log distances between sensor and signal conditioning

- Suited for for connection to standard instrumentation

ICP100

ICP110

ICP120

Gain:

0.1 mV/pC

1 mV/pC

10 mV/pC

Input socket:

UNF 10-32

UNF 10-32

UNF 10-32

Output socket:

BNC

BNC

BNC

PDF Data Sheet (approx. 150 kB)
PDF Instruction Manual (approx. 45 kB)

Last update: 19.02.10  Jan Burgemeister
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