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ECH7700

72x72 mm, LCD Display, PNP/ NPN/ ENCODER Input, Two Relay Outputs, Selectable Counter or Tachometer

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ECH7700 Enda Product
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  • 2x6 digit indicator

  • Programmable as Counter and RPM/Tachometer

  • 6 digits Batch Counter

  • 9 digits Total Counter

  • Period time differences, pulse time, turnover and speed measurement

  • Easy to use front panel keypad

  • Counts Up or Down acording to input phase difference.

  • Input frequency can be selected.

  • Input signal can be calibrated to the desired value by multiplying between 0.000001 and 99.9999

  • Decimal point can be set between 1 and 5

  • Sensor input type can be selected by using keypad (PNP, NPN)

  • Dual setpoint and dual contact relay

  • Output contact relay can be adjusted to continuous output or between 0.01 and 999.9s intervals

  • Output delay time can be adjusted in Tachometer Mode

  • Functional reset option

  • 0-500000 Offset option

  • Parameter access protection

  • RS485 Modbus communication interface

  • CE marked according to European Norms

Manuals

Downloads

Environmental Conditions
Ambient/Storage Temperature
0...+50 ºC / -25...+70 ºC
Relative Humidity
80% Relative humidity for temperatures up to 31 °C, decreasing linearly to 50% at 40 °C
Protection Degree
According to EN 60529 Front panel: IP65, Rear panel: IP20
Height
Max. 2000m
Input
Count Inputs CPA, CPB
2 Channels (Max. 50kHz, 5V to 30V pulses), can be selected as PNP or NPN input
Counting Frequency
20Hz, 50Hz, 100Hz, 500Hz, 1000Hz, 5000Hz, 10kHz, 20khz, 30kHz and 40kHz
Reset Input
PNP: Positive Reset (Can be adjusted between 1 to 100ms for 5V to 30V pulses)
NPN: GND terminal can be reset by connecting to "RESET IN" terminal

Housing
Mounting Method
Panel mounting
Dimensions
W72xH72xD97 mm
Weight
Approx. 230g (after packaging)
Enclosure Material
Self extinguishing plastics
Electrical Characteristics
Supply
230V AC +10% -20%, 50/60Hz or 24V AC ±10%, 50/60Hz or 10-30V DC / 8-24V AC ±10% SMPS
Power Consumption
5VA
External Connections
Plug-in terminals
Output
Control Output OUT1
250V AC, 2A (for resistive load), NO+NC
Control Output OUT2
250V AC, 2A (for resistive load), NO
SSR1, SSR2 Output
Open collector output (S.S. OUT): Max. 30V DC, 50mA
Sensor (Auxiliary) Supply Output
12V DC, Max. 50mA (unregulated)
Life Expectancy
Mechanical 5.000.000 operations (under no load), Electrical 200.000 operations (2A at 250V AC, resistive load)
Accuracy
±0.01% ± 1ms
Environmental Conditions
Ambient/Storage Temperature
0...+50 ºC / -25...+70 ºC
Relative Humidity
80% Relative humidity for temperatures up to 31 °C, decreasing linearly to 50% at 40 °C
Protection Degree
According to EN 60529 Front panel: IP65, Rear panel: IP20
Height
Max. 2000m
Electrical Characteristics
Supply
230V AC +10% -20%, 50/60Hz or 24V AC ±10%, 50/60Hz or 10-30V DC / 8-24V AC ±10% SMPS
Power Consumption
5VA
External Connections
Plug-in terminals
Input
Count Inputs CPA, CPB
2 Channels (Max. 50kHz, 5V to 30V pulses), can be selected as PNP or NPN input
Counting Frequency
20Hz, 50Hz, 100Hz, 500Hz, 1000Hz, 5000Hz, 10kHz, 20khz, 30kHz and 40kHz
Reset Input
PNP: Positive Reset (Can be adjusted between 1 to 100ms for 5V to 30V pulses)
NPN: GND terminal can be reset by connecting to "RESET IN" terminal

Output
Control Output OUT1
250V AC, 2A (for resistive load), NO+NC
Control Output OUT2
250V AC, 2A (for resistive load), NO
SSR1, SSR2 Output
Open collector output (S.S. OUT): Max. 30V DC, 50mA
Sensor (Auxiliary) Supply Output
12V DC, Max. 50mA (unregulated)
Life Expectancy
Mechanical 5.000.000 operations (under no load), Electrical 200.000 operations (2A at 250V AC, resistive load)
Accuracy
±0.01% ± 1ms
Housing
Mounting Method
Panel mounting
Dimensions
W72xH72xD97 mm
Weight
Approx. 230g (after packaging)
Enclosure Material
Self extinguishing plastics