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| | Display | Specifications | |
| | KT2 | KT4 | KT4H | KT8 KT9 KT7 | |
| | Breakdown vibration | 10 to 55Hz (0.75mm) to each direction (120ms sweep) for 10min. | |
| | Malfunction shock | X, Y & Z each direction for 5 times 10G | |
| | Breakdown shock | Same as above, but 30G | |
| | Ambient temperature | 0 to 50°C | |
| | Ambient humidity | 35 to 85%RH (No condensation) | |
| | Mass | Approx. 120g Approx. 130g | Approx. 120g | Approx. 240g | Approx. 370g | Approx. 150g | |
| | Waterproof | IP66 (applicable only to the front panel subject to rubber gasket employed) | None | |
| | Display character height | PV: 8.7mm SV: 8.7mm* | PV: 10.2mm SV: 8.8mm | PV: 12mm SV: 6mm | PV: 11.2mm PV: 18mm SV: 11.2mm SV: 13.2 mm | PV: 7.4mm SV: 7.4mm | |
| | | Alarm output 2 | 0.1A 24V DC | The same as the one of Alarm output 1 | None | |
| | Options | Heating/Cooling control | Relay contact: 1a 3A 250V DC (Resistive load) | Non contact relay 0.3A 250V AC (Resistive load) | • Relay contact 1a: 3A 250VAC (Resistive load) Electric life: 100,000 times Non contact voltage: 12V DC ±15% max. 40mA (Short circuit protected) | • Relay contact: 1a 250VAC 3A (Resistive load), 250V AC 1A (Inductive load cos0=0.4), Electric life: 100,000 times • Non-contact voltage: 12 - 14V DC max. 40mA (Short-circuit protected) • DC current: 4 to 20mA DC Load resistance: Max. 550 | None | |
| | | Heater rated current must be selected from 5A, 10A, 20A and 50A . | |
| | Heater burn-out alarm | Setting accuracy: Within 5% of heater rated current | |
| | Output | None Relay contact 1a 250V AC 3A (Resistive load), Electric life: 100,000 times | Open collector, Control capacity: 24V DC 0.1A (Max) | |
| | Communication function | RS485 interface for multidrop communication (details see below) | |
| | Tool Port | None | None | Communication interface C-MOS level, cannot be used at the same time as serial communication (option). This port can ony be used with the tool cabte (AKT4H820) | None | |
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