Technical Specification
Power Supply | Voltage | 24 V AC/DC ± 20% |
|---|---|---|
| Universal Inputs | Number of inputs | 4 |
| Voltage input | Voltage measurement: 0-10 V DC Input impedance: 100 kΩ Measurement accuracy: ±0.1% Measurement resolution: 3 mV at 12-bit and 1 mV at 16-bit | |
| Current input | Current measurement: 0-20 mA Required external resistor: 200 Ω Measurement accuracy: ±1.1% Measurement resolution: 15 µA at 12-bit and 5 µA at 16-bit | |
| Digital input | Output current ~1 mA | |
| Resistance input | Measurement of resistance: 0-1000 kΩ Measurement resolution for 20 kΩ load: 20 Ω at 12-bit and 1 Ω at 16-bit Measurement resolution for PT1000 and NI1000: 0.1 Ω at 16-bit Resistance measurement method: voltage divider | |
| Temperature input | Measurement with attached RTDs (resistance temperature detectors) Accuracy: ±0.1˚C The PT1000 and NI1000 sensors use 16-bit resolution | |
| Measurement resolution | 12-bit (default), 16-bit | |
| Processing time | 10 ms/channel at 12-bit 140 ms/channel at 16-bit | |
| Digital Inputs | Number of inputs | 4 |
| Type | Dry contact or fast pulse counter | |
| Max. input frequency | 100 Hz saved in EEPROM memory | |
| Analog Outputs | Number of outputs | 3 |
| Voltage range | 0-10 V DC | |
| Max. load current | 20 mA | |
| Resolution | 12-bit | |
| Accuracy | ±0.5% | |
| Digital Outputs | Number of outputs | 5 |
| Resistive load (AC1) | 3 A at 230 V AC or 3 A at 30 V DC | |
| Inductive load (AC3) | 75 VA at 230 V AC or 30 W at 30 V DC | |
| Triac Outputs | Number of outputs | 2 |
| Load | 0.5 A at 20 V AC up to max. 230 V AC | |
| Peak load per channel | 1.5 A at 20 V AC up to max. 250 V AC (30 s) | |
| Gate control | Zero crossing turn ON | |
| Frequency range | 47 to 63 Hz | |
| Snubber | Snubberless triac | |
| COM1 | RS485 communication | Up to 128 devices |
| Communication protocol | Modbus RTU | |
| Connectors | RJ45, screwless connector | |
| Baud rate | 2400-115200 | |
| Vout | Max. 5 W, max. 40 V DC - depends on the input supply voltage 23 V DC for 24 V DC input supply voltage 33 V DC for 24 V AC input supply voltage | |
| ETH1 | Switches | 2 ports, fail-safe protected |
| Communication protocol | BACnet IP, Modbus TCP/IP | |
| Baud rate | 10/100 Mb/s | |
| Ingress Protection | IP rating | IP 20 for indoor installation |
| Temperature | Storage | -40°C to +85°C (-40°F to +185°F) |
| Operating | 0°C to +50°C (32°F to 122°F) | |
| Humidity | Relative | 5 to 95% RH (without condensation) |
| Connector Cables | RS485 | Separable, screwless, max. 1.5 mm2 (24…16 AWG) |
| Other | Separable, max. 2.5 mm2 (18…12 AWG) | |
| Housing | Material | Self-extinguishing plastic (PC/ABS) |
| Dimensions | Width | 123.30 mm/4.85 in |
| Length | 136.60 mm/5.38 in | |
| Height | 54.50 mm/2.15 in |