ET1124
Rail mounting
Selectable dual-set value
Selectable thermocouple types (J, K, L, T, S, R) or 2-wired PT100 (order option)
PID control function with accurate self-tuning
Selftune for automatic PID calculation or manually enter PID parameters if known
Control outputs can be cancelled (to use for measurement purposes)
Four SSR temperature control outputs
SSR outputs can be controlled manually
Soft-Start function
Communication via RS-485 ModBus protocol
Selectable heating/cooling control
Offset feature for input
In the case of sensor failure, periodical running or relay state selection
Programmable and firmware update via ModBus
CE marked according to European Norms
Manuals
Downloads
| Environmental Conditions | |
| Ambient/Storage Temperature | 0...50 ºC / -25...70 ºC |
| Relative Humidity | 80% relative humidity for temperatures up to 31°C, decreasing linearly to 50% at 40°C |
| Protection Degree | According to EN 60529 IP20 |
| Height | Max. 2000m |
| Electrical Characteristics | |
| Supply | 24V DC 20% |
| Power Consumption | Max. 5VA |
| External Connections | Plug-in terminals |
| Scale | Pt-100 resistance thermometer -199.9...600.0 °C / -200...600 °C J (Fe-CuNi) thermocouple -30.0....600.0 °C / -30....600 °C K (NiCr-Ni) thermocouple -30.0...999.9 °C / -30...1300 °C L (Fe-CuNi) thermocouple -30.0....600.0 °C / -30....600 °C T (Cu-CuNi) thermocouple -30.0...400.0 °C / -30....400 °C S (Pt10Rh-Pt) thermocouple -40...1700 °C R (Pt13Rh-Pt) thermocouple -40...1700 °C |
| Accuracy | Pt-100 (resistance thermometer): ±0.2% (of full scale) ±1 digit Thermocouples: ±0.5% (of full scale) ±1 digit |
| Line Resistance | Max. 100ohm for thermocouple. Max. 1ohm for 2-wired Pt-100 |
| Outputs | |
| S1....S4 SSR Control Outputs | Four outputs, Max. 24 VDC ±20% , 30mA short circuit protected SSR control |
| Control | |
| Control Type | Set-point control for 4 zone |
| Control Algorithm | On-Off, P, PI, PD, PID (selectable) |
| A/D Converter | 14 bit |
| Sampling Time | 200ms |
| Proportional Band | Adjustable between 0.0% and 100.0%. If Pb=0%, On-Off control is selected |
| Control Period | Adjustable between 1 and 125s |
| Hysteresis | Adjustable between 1 and 50 °C/F |
| Output Power | The ratio of power at a set point can be adjusted between 0% and 100% |
| Housing | |
| Mounting Method | Rail mounting |
| Dimensions | G29xY90xD64 mm |
| Weight | Approx. 200g (after packaging) |
| Enclosure Material | Self extinguishing plastics |