Menu
RT484 is a multifunctional programmable process controller designed for measuring and controlling various technological processes. It features automatic temperature drift correction, PID control and a programmable digital filter. With a universal input supporting RTDs, thermocouples and linear signals, and the ability to communicate via RS485 interface, RT484 is ideal for industrial applications and SCADA systems requiring precise control and reliability.
RT484 is a universal process controller that finds wide application in various industrial sectors thanks to its flexibility, universal input and control. Its main applications include:
| Корпус | 48×48 mm, 48×96 mm, 96×48 mm, 96×96 mm |
|---|---|
| Захранване | 115 VAC, 230 VAC, 90…250 V |
| Интерфейс | None, RS485 |
| Протокол | ASCII, ASCII PolyMonitor |
| Аналогов изход | 0…10 V, 0…20 mA, 4…20 mA, None |
| Повишена лицева защита | IP65 |
| Аналогов вход | 0…20mA DC linear current, 0…50 mV DC linear voltage, 4…20mA DC linear current, RTD Cu100 – 1.426, RTD Cu100 – 1.428, RTD Pt100 – 1.385, RTD Pt100 – 1.391, Thermocouple (TC) B, Thermocouple (TC) C, Thermocouple (TC) J, Thermocouple (TC) K, Thermocouple (TC) L – GOST, Thermocouple (TC) R, Thermocouple (TC) S |
| Закон за управление | ON/OFF, PID, PID-pulse |
| Input (programmable) | |
| Pt100 (w=1.385, 1.391); 3-wire, (DIN IEC 60751) | -100…600 °C |
| Cu100 (w=1.426, 1.428); 3-wire | -50…200 °C |
| Thermocouple “J” (DIN IEC 60584) | 0…1000 °C |
| Thermocouple “K” (DIN IEC 60584) | 0…1300 °C |
| Thermocouple “S” (DIN IEC 60584) | 0…1700 °C |
| Thermocouple “R” (DIN IEC 60584) | 0…1700 °C |
| Thermocouple “B” (DIN IEC 60584) | 100…1800 °C |
| Thermocouple “C” (DIN IEC 60584) | 0…2300 °C |
| Thermocouple “L – GOST” | 0…600 °C |
| Linear voltage 0…50 mV (1) | -1999…9999, programmable |
| Linear current 0…20 mA | -1999…9999, programmable |
| Linear current 4…20 mA | -1999…9999, programmable (2) |
| Input type selection | programmable |
| Decimal point selection | programmable |
| Digital filter | programmable |
| Input calibration | programmable |
| Outputs (up to 2 outputs) | |
| Relay electromechanical | 5A/250V w/ NO/NC or NO contact |
| Solid state relay (SSR) (5) | 1A/250VAC |
| MOS gate (5) | 0.1A/60V, optically isolated |
| Output for external SSR | 5…24 V, 30 mA |
| Operation modes | manual and automatic |
| Control algorithms | ON/OFF, PID-pulse, and PID for motor valves, programmable |
| Auto-tuning | programmable |
| Alarms | programmable |
| Other control features | BUMPLESS and ANTI-WINDUP |
| Analog output (3) | 4(0)…20 mA or 0…10 V, isolated |
| Serial interface | RS485, isolated |
| Accuracy | |
| Measurement error | 0,3% (4) from span |
| Temperature drift | 0.01% from span for 1 °C |
| Self-calibration | automatic software |
| Cold junction compensation | automatic software |
| RTD line compensation | automatic software |
| Power supply | |
| Mains supply voltage | 230 VAC or 115 VAC |
| SMPS voltage | 90…250 V |
| Isolated low voltage | 12…24 V or 24 VAC |
| Non-isolated low voltage | 12…24 V |
| Consumption | max. 5 VA |
| Indication and controls | |
| Digital display | 2 x 4 LED indicators |
| LEDs | 2 LEDs for output state |
| Keyboard | 3 membrane keys |
| Operating conditions | |
| Ambient temperature | -10…55 °C |
| Ambient humidity | 0…85 %RH |
| Design and materials | B | H | V | S |
| Front dimensions [mm] | 96×96 | 96×48 | 48×96 | 48×48 |
| Mounting | panel | panel | panel | panel |
| Panel cutout [mm] | 90×90 | 90×42 | 42×90 | 45×45 |
| Mounting depth [mm] | 98 | 98 | 98 | 100 |
| PV display digit height [mm] | 20 | 14 | 10 | 10 |
| SV display digit height [mm] | 14 | 10 | 10 | 10 |
| Maximum weight [g] | 350 | 300 | 300 | 200 |
| Protection, front/terminals | IP54/20 | IP54/20 | IP54/20 | IP54/20 |
| Increased front IP (option) | IP65 | IP65 | IP65 | – |
| Case material | plastic | plastic | plastic | plastic |
| Wiring (terminals) | plug-in | plug-in | plug-in | screw |
(1) Other voltage ranges can be obtained by the means of two external resistors.
(2) Provides loop supply voltage – 24 VDC (only w/ isolated power supply)
(3) Instead of 1st relay! If mounted, it can be programmed as control or retransmission!
(4) 0.5% for noble thermocouples
(5) Ask for availability!
(6) Not available for case ‘S’
