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Modbus Universal AI/DI Module DEMB 96500
Universal Measuring Input for Modbus systems
Preliminary Data
- Universal Input for Pt, NI, TC, KTY, mA, V, mV, Ω, Poti, Hz, PWM
- In-Rail-Bus Connector for Modbus and Power
- Protective Separation up to 300 V, test voltage 3 kV
- Freely scalable up to 247 measuring inputs in one Modbus segment
- 15 User Settings programmable, directly selectable via DIP switches
- Extremly slim, only 6.2 mm installation width
- Easy configurable via DIP switches or USB interface
- High measuring resolution up to 24 bit
- Made in Germany
- 5 Years Warranty
Technical Data
Input
| Sensor Type/Measuring Range | Connection | Resolution | |
| Standard signals |
0/4 ... 20 mA, 0/2 ... 10 V, 0/1 ... 5 V Transmitter supply 16 V (open circuit/short circuit < 22 V/35 mA) |
0.01 % | |
| Current | ±1 mA, ±20 mA, ±100 mA | 0.01 % | |
| Voltage | ±1 V, ±10 V, ±100 V, ±300 V | 0.01 % | |
| mV/Shunt Voltage | ±50 mV, ±100 mV, ±500 mV | 0.01 % | |
| Resistor | 5 kΩ, 20 kΩ, 100 kΩ | 2-/3-/4-wire | 0.01 % |
| Potentiometer | 500 Ω, 3 kΩ, 50 kΩ, 100 kΩ | 3-/4-wire | 0.01 % |
| Pt |
Pt100, Pt200, Pt500, Pt1000, Pt2000, Pt10000 acc. IEC 60751 JPt50, JPt100 (TK3916) acc. JIS C 1604 |
2-/3-/4-wire | 0.05 °C |
| Ni |
Ni100, Ni200, Ni500, Ni1000 acc. DIN 43760 (TK6180) Ni120 (TK6720), Ni1000 (TK5000), Ni1000 (TK6370) |
2-/3-/4-wire | 0.05 °C |
| KTY | 66 Industrial Types | 2-/3-/4-wire | 0.05 °C |
| Thermocouple |
A, B, C, D, E, J, K, L, N, R, S, T, U CJC: internal, external Pt100/Pt1000, manual setting, off |
Pt ext. 2-/3-wire |
0.1 °C |
| Binary-/Switch Input |
PNP, NPN, Push-Pull, Contact, NAMUR, S0-Switch Frequency: 0.001 Hz ... 100 kHz PWM: 1 ... 99 % in the range of 0.001 Hz ... 10 kHz |
0.1 % 0.1 % |
Modbus
| Protocol | Modbus RTU | |
| Module Addressing | 1 ... 247 | |
| Response Delay | 1 ... 1000 ms | |
| Baud Rate | 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 | |
| Configuration | Parity: Even, Odd, None | |
| Connectivity | Up to 247 DRAGO Modbus Devices without additional Repeater (1/8 Load) | |
| Indication | Yellow LED on front panel | |
General Data
| Measuring error | < 0.1 % full scale |
| Temperature coefficient1) | < 100 ppm/K |
| Resolution | Up to 24 Bit (depends on range and sensor) |
| Sampling Rate | up to 100/s |
| Test voltage | 3 kV AC, 50 Hz, 1 min., Input against Modbus/Power |
| Working voltage2) | 600 V AC/DC for overvoltage category II and pollution degree 2 acc. to EN 61010-1 |
| Protection against electric shock2) | Protective Separation by reinforced insulation acc. to DIN EN 61010-1 up to 300 V AC/DC for overvoltage category II and contamination class 2 between input and output/power |
| Ambient temperature |
Operation: -25 °C to +70 °C Transport and storage: -40 °C to +85 °C |
| Power supply | 24 V DC, voltage range 16.8 V ... 31.2 V DC, max. 1.4 W (power dissipation < 0.5 W) |
| Construction | 99 x 107 x 6.2 mm (H x D x W), protection class IP 20, mounting on 35 mm DIN rail acc. to EN 60715 |
| Connection |
Captive plus-minus clamp screws, Wire cross-section max. 2.5 mm² / AWG 14 Modbus and power connection via In-Rail-Bus and connection terminals |
- Average TC related to full scale in specified operating temperature range, reference temperature 23 °C
- For applications with high working voltages, ensure ther is sufficient spacing or isolation from neighboring devices and protection against electric shocks.
Block diagram
Product line
| Item | Order No. |
| Modbus Universal AI/DI Module, In-Rail-Bus for power supply and Modbus connection | DEMB 96500 B |
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