Hengstler Signo 721 Preset Counter 12 to 30V DC or 24 to 260V AC.
- Dimensions (H) 48 x (W) 48mm
- LCD Display 12mm Digit Height
- 1 or 2 Relay Outputs - SPDT
- Choice of Display Types
- 60kHz High Speed Count Input
- Operating Temperature 0°C to +50°C
- Programmable Keylock
- 12-24VDC Auxiliary Power Supply (AC Versions)
- Protection Class IP65 (Front Side)
Hengstler’s 721 series 5 digit LCD preset counter can be ordered with an impressive selection of clear bright displays, these are: black digits on a reflecting background (0.721.3XX), white illuminated digits on a black background (0.721.4XX) or red illuminated digits on a black background (0.721.2XX).
A menu driven display offers ease of programming, features include, up to two SPDT relays (5A @ 250V AC / 30V DC), decimal point positioning, scaling, NPN or PNP count input with a high or low count input frequency. Reset can be automatic, manual or remote; additionally the front button reset can be disabled upon set-up to prevent accidental operation. The output status can be easily identified on the front display; preset 1 or preset 2 symbols show if the outputs are active.
Two separate input channels (A and B) can be used for directional counting; these inputs can also be programmed to accept a phased input from an encoder. Auxiliary power (12-24V DC @ 50mA max.) when operating from an AC supply is available should you require direct wiring of an encoder or sensor. Plug-in terminal connections are to the rear of the counter, a retaining clip for quick panel mounting is provided with each unit.
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