Indicator : SRT-457
Temperature meter in tight, wall mounting case (IP 65 or IP 67), with a large, readable display, with inputs Pt100, Pt500, Pt1000 or thermocouple, with 1 relay / OC output. The version without relay outputs is also available.
Parameters
| Power supply | 19V ÷ 50V DC; 16V ÷ 35V AC or 85 ÷ 260V AC/DC |
|---|---|
| Input | thermoresistance: Pt100, Pt500, Pt1000; thermocouple: type K, S, J, T, N, R, B, E |
| Display | LED, red, 4 x 57 mm, with 8-step adjustment of brighness |
| Measurement range | -100°C ÷ 600°C for Pt100, Pt500, Pt1000; thermocouples K: -200°C ÷ +1370°C; S: -50°C ÷ +1768°C; J: -210°C ÷ +1200°C; T: -200°C ÷ +400°C; N: -200°C ÷ +1300°C; R: -50°C ÷ +1768°C; B: +250°C ÷ +1820°C; E: -200°C ÷ +1000°C; additional range -10 ÷ +90 mV |
| Stability | typ. 50 ppm/°C |
| Power consumption | for 85 ÷ 260V AC/DC and 16V ÷ 35V AC power supply: max. 11 VA; 19V ÷ 50V DC power supply: max. 8 W |
| Output | 0 or 1 relay 1A/250V AC (cos fi=1) or the OC 30mA/30VDC/100mW; transducer power supply output: 24V DC +5%, -10% / max. 100 mA, stabilized, not insulated from measuring inputs |
| Resolution | 0,1°C for Pt100, Pt500, Pt1000; 1°C for thermocouples |
| Communication interface | RS-485, 8N1 and 8N2, 1200 ÷ 115200 bit/s, Modbus RTU |
| Protection class | IP 65 (standard); IP 67 (option) |
| Case material | ABS + glass fibre |
| Operating temperature | 0°C ÷ +50°C (standard), -20°C ÷ +50°C (option) |
| Case | wall-mounted (depends on IP version) |
| Storage temperature | -10°C ÷ +70°C or -20°C ÷ +70°C (with option 08) |
| Accuracy | 0,1% @25°C |
| Case dimensions | IP 65 type case: 215 x 185 x 118,2 mm; IP 67 type case: 230 x 140 x 96,5 mm |