COUNTER TIME DAYS/HOURS; Supply Voltage Min:-; Supply Voltage Max:24VDC; Time Min:0s; Time Max:999999.9h; Panel Cutout Height:22.2mm; Panel Cutout Width:45mm; Product Range:-; Digit Height:8.6mm; Operating Temperature Max:55°C; Operating Temperature Min:-10°C; Operating Temperature Range:-10°C to +55°C; Reset Time:20ms; Supply Voltage Range:24V DC; Time Range:0h to 999999.9h / 0h to 3999day 23.9h