Japan, SENSEZ
SENSEZ MDB Insulated Analog Converters
Products Made in Japan
Manufacturer :SENSEZ
Model :MDB
Compact and lightweight portable sensor monitor
Features
- Select analog 1 output, analog 2 output, or analog + communication output (RS485).
- 5-digit monitor for arbitrary scaling display
- RoHS directive-compliant product
- 2-wire 4-20 mA output type or 3-wire 1-5 V output type sensor distributor
- Withstand voltage 2000 VAC/minute
- The compact converter can be attached to and detached from the DIN rail through one-touch operation.
Characteristics
- Select analog 1 output, analog 2 output, or analog + communication output (RS485).
- 5-digit monitor for arbitrary scaling display
- RoHS directive-compliant product
- Withstand voltage 2000 VAC/minute
- The compact converter can be attached to and detached from the DIN rail through one-touch operation.
Usage
- Output converter
- 2-wire 4-20 mA output type or 3-wire 1-5 V output type sensor distributor
Specifications
| Input method | Single-ended method | |
| Operation method | Δ – Σ conversion method – | |
| Sampling rate | 1 msec | |
| Display part | Display | 7-segment red LED with decimal point display with zero suppression |
| Character height | 5.5mm | |
| Display range | 5 digits (-19999 to 99999) | |
| Display period | 0.1/0.2/0.5/1/2/3/4/5 seconds | |
| Scaling function | Digital arithmetic operations based on parameter settings | |
| External control terminal | Negative logic input Minimum ON width: 30 msec Internal resistance: 1.5 kΩ | |
| CNT terminal | Hold function HOLD/MAX/MIN/P-P function selection | |
| Power voltage | AC power type | 85 to 264 VAC Common to 50 and 60 Hz |
| DC power type | 11 to 30 VDC Ripple rate: Within 5% | |
| Insulation resistance | Input – Output 1/2 – Power 100 Μ Ω /500 VDC | |
| Current consumption | Maximum: Approx. 6.5 VA(AC power) Maximum: Approx. 4.5 W (DC power) | |
| Withstand voltage | Input – Output 1/2 – Power 2000 VAC, 1 minute | |
| Noise resistance | AC power type | Between power terminals ± 2000 V |
| DC power type | Between power terminals ± 1000V | |
| Square wave noise (pulse width: 1 μs rising: 1 ns) | ||
| Operating temperature range | – 10 to 50°C (no freezing allowed) | |
| Operating humidity range | 25 to 85% RH (no dew condensation allowed) | |
| Protection structure | IP20 | |
| External dimensions / weight | 99 (H) × 36 (W) × 90 (D) mm Weight: Approx. 200g | |
Linear output specifications
| Insulation | Insulation of input signal, power, and output | |
| Output signal | 1-5VDC | Load resistance 5 k Q or more |
| 0-5VDC | ||
| 0-10VDC | Load resistance 500 Ω or less | |
| 4-20mADC | ||
| Resolution | Approx. 1/40,000 | |
| Conversion target | Sampling data or displayed value Scaling is possible. | |
| Response speed | 5msec or less (0%-90%) | |
| Precision | ±0.15%FS (23 ±5℃) | |
Communication output specifications
| Insulation | Insulation of input signal, power, and output |
| Communication method | 2-wire half duplex, start/stop synchronization compliant with EIA RS-485 |
| Communication protocol | Our dedicated protocol (transmission code: ASCII) or MODBUS-RTU |
| Transfer rate | 1200/2400/4800/9600/19200/38400 bps |
| Communication content | Display value read, linear output, setting value read and rewrite, etc. |
Input specifications
| ③ Type | Input signal | Input impedance | Instantaneous overload |
| 1 | 1-5V (0-5V) | ΙΜΩ | 250V |
| 2 | 0-10V | ||
| 3 | 0-1V | 8M Q or more | 50V |
| 4 | 0-100mV | ||
| 5 | 0-50mV | ||
| 6 | 4-20mA (0-20mA) | 10 Ω | 200mA |
| 7 | 0-200mA | 1 Ω | 500mA |
| 8 | 0-100mA | 2 Ω | 500mA |
| 9 | 0-10mA | 20 Ω | 100mA |
| 0 | 0-2mA | 100 Ω | 20mA |
| Resolution | Approx. 1/20000 to the input range | |
| Precision | DC voltage input | ± 0.08%FS ± 1 digit (23 ±5°C) |
| DC current input | ± 0.1% FS ± 1 digit (23 ±5°C) | |
Dimensions(Units:mm)
| 1 | Terminal part | • Pitch : 5mm |
| • Connected wire size: 26 to 14 AWG | ||
| • Screw size : M2.5 | ||
| • Tightening torque : 0.5Nm | ||
| 2 | EXT lamp | On when the CNT terminal is operating. |
| 3 | Display part | Setting or measurement value display |
| 4 | Up and down keys | Used for parameter settings. |
| 5 | Mode key | Used for parameter settings. |
| 6 | Set key | Used when setting parameters or switching the display. |
| 7 | DIN rail | 35 mm wide |
Block diagram / terminal connection diagram
Input signal wiring
Model
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