Counters
EC442
Up / Down Counter
The EC442 is a 2x4-digit, single-contact electronic up/down counter. Counting direction, input and output modes, sensor type (PNP, NPN, encoder), output times, input signals up to 10,000 Hz, functional reset and three-level parameter security are easily selected from the front-panel keypad.
Technical Specifications
Display and Keypad
- OUT LED
- 1 red output LED
- Set Value Display
- 4 digits, 7.1 mm, 7-segment red LED
- Counter Value Display
- 4 digits, 7.1 mm, 7-segment red LED
- Keypad
- Micro switch
Housing
- Dimensions
- G48xY48xD87 mm
- Weight
- Approx. 210 g (with packaging)
- Mounting
- Flush panel mounting with clamps
Electrical Characteristics
- Connection
- 2.5 mm² plug-in terminal block
- Data Retention
- EEPROM (minimum 10 years)
- Supply Voltage
- 230 Vac +10% -20%, 50/60 Hz; 24 Vac ±10%, 50/60 Hz; 9-30 Vdc / 7-24 Vac ±10% SMPS module
- Operating Temperature °C
- 0...50ºC
- Power Consumption
- 5VA
Outputs
- Control Output Duration
- Continuous or adjustable from 0.1 to 999.9 seconds
- Sensor Supply Output
- 12 Vdc, max. 50 mA (unregulated)
- Control Output
- 1 relay: 250 Vac, 2 A (resistive load), NO+NC; 1 open-collector output (30 Vdc, 100 mA)
Inputs
- Reset Input
- PNP: positive reset (5 V to 30 V pulse, adjustable between 2 ms and 50 ms). NPN: reset by connecting the GND terminal to the RESET IN terminal
- Counting Frequency
- 25, 500, 1000, 2000, 5000, 7500, 10,000 Hz, selectable by programming
- Counting Input
- 2 inputs (5 V to 30 V pulse)
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