ZX122/123 Counters-(2)Presets / (2)Output Relays Programmable Counter/Tachometer-Impulse Input A/B

Model Numbers

ZX 122  Preset Counters with Relay Outputs
ZX 123 Preset Counter with Relay Ouputs

Features

  • Multi-purpose counter with dimensions 48x48mm (1.89x1.89") and operation modes as counter, tachometer or timer / stopwatch
  • Two presets and two output relays 
  • ZX122: 10-30 VDC Power Supply, ZX123: 90 - 250 VAC and aux. output 24 VDC for encoder supply, otherwise both models are similar
  • Max. counting frequency 20 kHz respectively. 10 kHz
  • Bright LED display, 6 decades at 8mm 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 cutout (1.969 x 1.969")

Specifications

 Power Supply

ZX122: 10-30VDC, max 1,2 W

ZX123: 90 - 250 VAC, max 7 VA 

 Display LED 8mm, 6 decades 
 INputs PNP / NPN, Ri = 10 kOhms 
 Counting Frequency

20 kHz (A only)

10 kHz (quadrature A/ B, 90°)

1.2 kHz (Auto- Repeat)

700 Hz (Auto- Repeat x2) 

 Minimum Pulse Width Inputs Reset, Gate, Key: 5 msec. 
 Tigger Thresholds

ZX122: Low = 0 - 0.2xUB; High = 0.6UB - 30 VDC

ZX123: Low = 0 - 4 VDC; High = 12 - 30 VDC

 Pulse Shape not important (Trigger inputs) 
 Accuracy (Tachometer) Better than 0.1% 
 Accuracy (Timer) ±50ppm 
 Output Relays

AC: Max 250 V / 750 VA

DC: Max 125 V / 50 W , Min. 30 mA / Max. 3 A 

 Response Time Relays Typ. 7 msec. 
 power Down Memory 10 Years or one million of storage cycles 
 ux. Voltage Output 24 VDC ± 15%, max 100 mA (ZX123 only!)
 Ambient Temperature -10°C - +50°C (14°F - 122°F) 
 Storage Temperature -25°C -  +70°C (-13°F - 158°F)
 Weigth Approx. 200g 
 Protection Class (Front) IP65 
 Conformity and Standards EMC 89/336/EEC: EN61000-6-2, EN61000-6-3; LV73/23/EEC: EN61010-1