Digital Indicating Controller LT23A, LT35A/LT37A, LT45A/LT47A
Digital Indicating Controller LT23A, LT35A/LT37A, LT45A/LT47A Digital Indicating Controller LT23A, LT35A/LT37A, and LT45A/LT47A is digital controller using PID control which adopted new algorithm “High Performance PID” and “Overshoot Suppression Function”. Each model can set various parameters and also acquire data by using loader software.
- LT23A
Compact and affordable price. Comes with basic functions and operation is easy. - LT35A/37A
Enhanced functions and high cost performance. Accuracy 0.2% and sampling cycle 0.3sec. standard model. Heating and cooling using control output 2 on full-multiple range input is available. - LT45A/47A
Advanced model with various functions. Accuracy 0.1% and sampling cycle 0.1sec. All-in-one type comes with specification of LT35A/37A function upgraded with zone PID control and max. 8-point step operation etc.
Models
| Models | Control Output 1 |
|---|---|
| LT23A110000A00 | ON-OFF pulse output |
| LT23A150000A00 | SSR drive pulse output |
| LT23A130000A00 | Current output |
| LT35A010100A00 | ON-OFF pulse output |
| LT35A050100A00 | SSR drive pulse output |
| LT35A030100A00 | Current output |
| LT37A010100A00 | ON-OFF pulse output |
| LT37A030100A00 | SSR drive pulse output |
| LT37A030100A00 | Current output |
| LT45A010100A00 | ON-OFF pulse output |
| LT45A020100A00 | ON-OFF servo output |
| LT45A050100A00 | SSR drive pulse output |
| LT45A030100A00 | Current output |
| LT45A060100A00 | Voltage output |
| LT47A010100A00 | ON-OFF pulse output |
| LT47A020100A00 | ON-OFF servo output |
| LT47A050100A00 | SSR drive pulse output |
| LT47A030100A00 | Current output |
| LT47A060100A00 | Voltage output |
*Above models are cases of no control output 2 and options, and AC power supply model.
Specifications
Input Specifications
| Models | LT23A | LT35A/LT37A | LT45A/LT47A |
|---|---|---|---|
| Input Signal | Select group according to the model (Thermocouples, RTDs, Direct voltage/current) | Full multiple range input (Thermocouples, RTDs, Direct voltage/current) | |
| Input Sampling Cycle | 500ms | 300ms | 100ms |
| Accuracy Rating | ±0.5%FS ±1digit | ±0.2%FS ±1digit | ±0.1%FS ±1digit |
*Refer to the catalog for measuring range.
Control Specifications
| Models | LT23A | LT35A/LT37A | LT45A/LT47A |
|---|---|---|---|
| Output Types | ON-OFF pulse output type Current output type SSR drive pulse type |
ON-OFF pulse output type On-OFF servo output type Current output type Voltage output type SSR drive pulse type |
|
General Specifications
| Models | LT23A | LT35A/LT37A | LT45A/LT47A |
|---|---|---|---|
| Power Supply Voltage | AC power supply model: 100V-240V AC 50/60Hz DC power supply model: 24V AC､50/60Hz/24V DC |
||
| Power Consumption | AC power supply model: 12VA or less DC power supply model: 7VA or less (24V AC) 5W or less (24V) |
AC power supply model:12VA or less DC power supply model: 12VA or less (24V AC) 8W or less (24V) |
AC power supply model:12VA or less DC power supply model: 12VA or less (24V AC) 8W or less (24V) |
| Structure | IP66 (front part) | － | － |
| External Dimensions | W48×H48×D60mm | LT35A･･･W48×H96×D65mm LT37A･･･W96×H96×D65mm |
LT45A･･･W48×H96×D65mm LT47A･･･W96×H96×D65mm |
| Weight | Terminal block type: 150g Socket type: 200g (including the socket) |
LT35A･･･250g、LT37A･･･300g | LT45A･･･250g、LT47A･･･300g |