| MODEL | APS-4TH | APS-41TH |
| Display | 4 Digits | 4 Digits |
| Relay | Nil | 1 |
| Count Mode | Up only | Up/Down |
| Power | AC90~250V 50/60HZ 4VA | |
| Excitation | 12VDC 30mA | |
| Timing Unit | 99.99S999.9S9999S99.59M999.5M9999M99.59H999.5H9999H23.59H | |
| Timing Mode | TA: Reset automatically everytime when new signal is appliedTB: accumulating timing | |
| Housing Material | ABS Resin | |
| VIBRATION | 0.7 mm double amplitude in X.Y.Z. directions respectively for 10 minutes. | |
| Insulation Resistance | 500VDC, 100M ohm between terminal connections & housing. | |
| Dielectric Strength | AC 1500V, 50/60 HZ for 1 minute between terminal connections & housing. | |
| Shock | mechanical durability :500m/sec in X.Y.Z. directions respectively for 3 times. | |
| Environmental | Temperature: -10 ~ +60 , Humidity: 45 ~ 85% | |
| Dimension | Case :51(H)x99(W)x85(D), Cut-out: 44(H)x92(W)x74(D) | |
| Weight | About 270g |
Weight About 270g