| Power supply voltage | Input types | Setting units (setting range) | Output types | Order code |
| 24 VAC/DC | Thermocouple or platinum resistance thermometer | Setting unit: 1°C or 1°F
(0 to 999°C/°F) | Relay: SPDT contact output | K8DT-TH1CD |
| Transistor: Open collector | K8DT-TH1TD |
| 100-240 VAC | Relay: SPDT contact output | K8DT-TH1CA |
| Transistor: Open collector | K8DT-TH1TA |
| 24 VAC/DC | Thermocouple | Setting unit: 10°C/°F | Relay: SPDT contact output | K8DT-TH2CD |
| Transistor: Open collector | K8DT-TH2TD |
| 100-240 VAC | Relay: SPDT contact output | K8DT-TH2CA |
| Transistor: Open collector | K8DT-TH2TA |
| Item | K8DT-TH1 | K8DT-TH2 |
| Power supply voltage | K8DT-TH__D: 24 VAC 50/60 Hz or 24 VDC K8DT-TH__A: 100 to 240 VAC 50/60 Hz |
| Allowable voltage range | 85% to 110% of power supply voltage |
| Power consumption | 24 VAC or 24 VDC: 2.1 VA max. or 1.2 W max. 100 to 240 VAC: 3.1 VA max. |
| Sensor inputs | Thermocouple: K, J, T, E;
Platinum-resistance thermometer: Pt100, Pt1000 | Thermocouple: K, J, T, E, B, R, S, PL II |
| Setting method | Set of three rotary DIP switches |
| Indicators | Power (PWR): Green, Alarm (ALM): Red |
| Output form | Relay: SPDT contact output Transistor: Open collector |
| Output relay ratings | Resistive load | 5 A at 250 VAC
5 A at 30 VDC |
| Inductive load | 1 A at 250 VAC
0.2 A at 48 VDC |
| Minimum load | 5 VDC, 10 mA (reference values) |
| Mechanical life | 10 million operations min. |
| Electrical life | 5 A at 250 VAC or 30 VDC: 50,000 operations
3 A at 250 VAC/30 VDC: 100,000 operations |
| Transistor output ratings | Contact form | SPST-NO (Open collector) |
| Rated voltage | 24 VDC (maximum voltage: 26.4 VDC) |
| Maximum current | 50 mA DC |
| Ambient operating temperature | −20 to 60°C (with no condensation or icing) |
| Storage temperature | −25 to 65°C (with no condensation or icing) |
| Case material | PC, UL 94 V-0 |
| Weight | Approx. 100 g |
| Size in mm (H × W × D) | 90×17.5×90 |
| Measurement accuracy | ±1% of the setting range or ±4 °C, whichever is larger. | ±1% of the setting range (±1%FS). |
| Hysteresis width | 2°C |
| Sampling cycle | 100 ms |
| Applicable standards | Approved standards | EN 61010-1 Installation environment: Overvoltage category II, pollution level 2 |
| EMC | EN 61326-1 |
| Safety standards | UL 61010-1 (Listing), Korean Radio Waves Act (Act 10564) |
| Degree of protection | Terminals: IP20 |
