General Specifications
Model AC441 devices are modular devices that have been designed to measure and control different
types of processes variables and all modules can be configured seperately. Complying international standards,
reliability and user friendly usage features are the design principles of these devices. So that, they are
ergonomic devices that can be used easily in many different industrial sectors.
- 2 Item 4 Digit Numerical Display
- 4 Item LED Indicator
- 1 Item Transmitter Supply Output (24Vdc)
- 1 Item Universal Sensor Input (TC, RT, mA, mV, V )
- 1 Item RS485 Communication Unit
- 1 Item Analog Output (0/4-20mA, 0/2-10V)
- 2 Item Relay or Logic Output (24V)
- 100-240Vac Universal or 24Vac/dc Supply
- Isolation between Input/Output Modules
- Proportional Valve Control without feedback(Floating Control)
- PID Heating / Cooling
- Auto-Tuning (Automatic settings of PID parameters)
- Automatic / Manual Operating Modes
- Bumpless Transfer Ability
- Sensor Error Detection
- Ramp Function
- Retransmission (For Process and Set Vaues)
- 15 Different Relay Functions
- ON/OFF, P, PI, PD, PID Controls
- Linear and Time Proportioning Control Output
- 100ms Sampling and Control Cycle
- Standard MODBUS RTU Communication Protocol
- Fully configurable via PC software
Technical Specifications
| Supply Voltage | 100-240Vac/dc: +%10- %15 | 24Vac/dc: +%10- %20 |
| Power Consumption | 4W, 6VA | |
| Universal Sensor Input(S1) | Thermocouple :B,E,J,K,L,N,R,S,T,U | |
| Two Wire Transmitter: 4-20 mA | ||
| Resistance Thermometer: PT100 | ||
| Current: 0/4mA | ||
| Voltage: 0-50mV, 0/2-10V | ||
| Transmitter Supply(TX) | 24Vdc (Isc=30mA) | |
| Analog Input Impedance | Thermocouple, mV:10MΩ | |
| Current: 10 Ω | ||
| Voltage: 1M Ω | ||
| Analog Output(O1) | Current: 0/4-20mA (RL≤500Ω) | Voltage: 0/2V-10V (RL ≥ 1MΩ ) |
| Relay Outputs(R1,R2) | Contact: 250Vac 3A | Logic Output : 24Vdc 20mA |
| Contact Lifetime | Without Load: 10.000.000 switching, with 250V 3A resistive load: 100.000 switching | |
| Memory | 100 year, 100.000 renewals | |
| Accuracy | +/- % 0.2 | |
| Sampling Period | 100ms | |
| Environment Temperature | Operation: -10...+55° C | Storage: -20...+65° C |
| Protection | Front Panel: IP54, Trunk:IP20 | |
| Dimensions | Width: 48mm, Height: 48mm, Depth: 108mm | |
| Panel Cut-Out Dimensions | 45+/-0,5mm x 45+/-0,5 mm | |
| Weight | 154gr | |