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motrona control:
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Tachometers, Rate Meters, Frequency Counters
Indicators for Speed, Differential Speed, Speed Ratio etc.
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DX 020:
Panel Tachometer and Frequency Counter
- Simple low-cost panel tachometer with dimensions 48 x 24 mm (1.89 x 0.945’’)
and LED size of 8 mm (0.315’’)
- Power supply 10 – 30 VDC, Impulse input for max. 60 kHz
- Suitable for display of RPM, frequency, speed and cycle rate in a range
from 0 to 999 999 engineering units
- Programmable full scale display at any input frequency
- Easy to set up by two front keys and menu support
- Add-on frame for 50 x 25 mm panel cut-out (1.969 x 0.984’’)
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ZX 122, ZX 123:
Preset Tachometer with Relay Outputs
- Multi-purpose tachometer with dimensions 48x48 mm (1.89 x 1.89’’)
and operation modes as tachometer, counter or timer / stopwatch
- Two presets and two output relays
- ZX 122: 10 – 30 VDC power supply,
ZX 123: 90 – 250 VAC and aux. output 24 VDC for encoder supply,
otherwise both models are similar
- Max. input frequency 20 kHz respectively 10 kHz
- Bright LED display, 6 decades at 8 mm size (0.315’’)
- Programmable impulse scaling factor
- Easy to set up by four front keys and menu support
- Add-on frame for 50x50 mm panel cut-out (1.969 x 1.969’’)
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Series DX 342 - DX 348:
Tachometers, Speed Meters and Frequency Counters with Outputs and Interfaces
The electronic speed indicators shown in the table below are different with regard to their power supply and the outputs. All
models however provide the following common properties:
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- Universal multi-function units with operation modes as tachometer, speed meter and frequency
counter.
- Suitable for display of RPM, speed, cycle rate, baking and processing time, with supplementary counter and timer / stopwatch functions.
- Counting frequency 25 kHz in speed mode and 100 kHz with A/B quadrature count
- Dimensions 96 x 48 mm (3.780 x 1.890’’) and
6 decade LED display at 15 mm (0.590’’) size
- Universal inputs for sensors and encoders with PNP/ NPN or Namur characteristics
(HTL level 10 - 30 V)
- Easy scaling and setup by means of 3 front keys and menu support
- Selectable linearization function with 16 interpolation points
- Aux. output 24 VDC / 150 mA for supply of sensors and encoders
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Tachometer
Type
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New: DX 342
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DX 345
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DX 346
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DX 347
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DX 348
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Power Supply 24 VDC
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yes
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yes
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yes
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yes
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yes
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Power Supply
115 / 230 VAC
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yes
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yes
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yes
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yes
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Presets/Outputs
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2 relay outputs
( C-NC-NO each)
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2 transistor outputs
(optocouplers)
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Analogue Output
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+/- 10 V and
0/4 - 20 mA
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Serial Interface
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RS 232 / RS485
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RS 232 / RS485
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SD 340 / SA 340 / SR 340:
Frequency Counters with 2 Encoder Inputs for Measuring of RPM, Speed,
Baking and Processing Time, Speed Ratio, Differential Speed etc.
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- SD 340: Indicator, 4 preselections/outputs, RS 232 interface
SA 340:
Indicator, 4 preselections/outputs, RS 232 interface, analogue output
SR 340:
Indicator, 4 preselections/outputs, RS 232 interface, RS 485 interface
- Measuring functions: tachometer and frequency counter with two independent encoder inputs for use with incremental encoders, proximity
switches, photocells
- Both impulse inputs with individual scaling, each adjustable to 1, 2 or 4 channels
(A, /A, B, /B), suitable for frequencies from 0,01 Hz up to 1 MHz
- Programmable operating modes for rpm, speed, processing time (reciprocal speed), sum speed or differential speed, speed ratio and percentaged
speed difference
- 4 preselections with fast-switching outputs and programmable maintain / latch / start-up delay functions
- Adjustable filtering functions, programmable linearization and more
- Power supply 24 VDC or 24 VAC, dimensions 96 x 48 mm (3.780 x 1.890’’)
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SD 640 / SA 640 / SR 640:
Frequency Counters with Relay Outputs and optional Thumbwheel Switches
- These units are fully similar to the SD/SA/SR 340 series shown above, but provide
additionally four relay outputs (dry changeover contacts)
- According to need these models can also be equipped with front thumbwheel
switches for easy setting of the preselection values.
- Power supply 24 VDC or 24 VAC, dimensions 96 x 96 mm (3.780 x 3.780’’)
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