Digital Meter Relay PSM-215B Series
- Small case DIN size [48mm(W)×24mm(H)×72.8mm(D)]
- A terminal for connection power supply is mounted to contribute to reduction of wiring mon-hour
- Whole suface of panel supports IP65
- Corresponding to RoHS Directive
■Input Specification
| Code | Measurement range | Resolution | Input resistance | Max. permissible input | Degree of certainty |
|---|---|---|---|---|---|
| 11 | ±99.99mV | 10μV | Approx. 100MΩ | ±50V | ±(0.03%rdb + 2digit) |
| 12 | ±999.9mV | 100μV | |||
| 13 | ±9.999V | 1mV | Approx. 1MΩ | ||
| 1V | 1～5V | 0.4mV | ±50V |
●DC Current Measurement
| Code | Measurement range | Resolution | Input resistance | Max. permissible input | Degree of certainty |
|---|---|---|---|---|---|
| 2A | 4～20mA | 16μV | Approx. 50Ω | ±50mA | ±(0.03%rdb + 2digit) |
*For each rannge, the accuracy is applied at (FSC-OFS)/(FIN-OIN)≦1.
*The resolution is a description assuming the initial setting.
■Comparison Part Specification
| Number of output points | 3points(select from HH/HI/GO. HI/GO/LO. GO/LO/LL) |
|---|---|
| Output format | Relay contact output or photo-coupler output |
| Relay contact output specification | Contact rating : DC24V 1A (resistance load) |
| Mechanical lifetime : 5 million times | |
| Electrical lifetime : 100,000 times | |
| Photo-coupler output specification | Output rating sink current : 50mA |
| Applied voltage : DC30V | |
| Output saturation voltage:1.2V or less(at 50mA) | |
| setting of judgment value | -9999 to 9999 |
| Hysteresis | Settable within 1 to 999 digits for each judgment value |
| Action velocity | Relay contact : max.5ms photo-copuler : max.1ms |
| Relation condition and behavior | Refer to the table shown below |
Higher and Lower Limits Judgment (HI-GO-LO)
| Comparison Condition | Judgment Monitor | Comparison Output | Relay contact | |||
|---|---|---|---|---|---|---|
| AL1 | AL2 | LO (OUT1) | GO (OUT2) | HI (OUT3) | ||
| Display value > Higher limit judgment value | OFF | ON | OFF | OFF | ON | Contact a |
| Lower limit judgment value ≦ Display value ≦ Higher limit judgment value | OFF | OFF | OFF | ON | OFF | |
| Lower limit judgment value > Display value | ON | OFF | ON | OFF | OFF | |
Higher Higher Judgment (HH-HI-GO)
| Comparison Condition | Judgment Monitor | Comparison Output | Relay contact | |||
|---|---|---|---|---|---|---|
| AL1 | AL2 | GO (OUT1) | HI (OUT2) | HH (OUT3) | ||
| Display value > Higher higher limit judgment value | OFF | ON | OFF | ON | ON | Contact a |
| ≦ Display value ≦ Higher limit judgment value | OFF | OFF | OFF | ON | OFF | |
| Higher limit judgment value > Display value | ON | OFF | ON | OFF | OFF | |
Lower Lower Judgment (GO-LO-LL)
| Comparison Condition | Judgment Monitor | Comparison Output | Relay contact | |||
|---|---|---|---|---|---|---|
| AL1 | AL2 | LL (OUT1) | LO (OUT2) | GO (OUT3) | ||
| Display value ≧ Lower limit judgment value | OFF | ON | OFF | OFF | ON | Contact a |
| Lower limit judgment value > Display value | OFF | OFF | OFF | ON | OFF | |
| Lower lower limit judgment value > Display value | ON | OFF | ON | ON | OFF | |
●Relay Contact Output(parallel use with photo coupler output is not available)
| Output Rating | DC24V 1A(resistance load) |
|---|
●Photo Coupler Output(parallel use with relay contact output is not available)
| Output Rating | DC30V 50mA |
|---|---|
| Output Saturation Voltage | 1.2V or less(at 50mA) |
●External Control
| Digital Zero | Fluctuation range from the point is displayed |
|---|
■Common specifications
| Display | Red 7-segment LED (character height 8mm) |
|---|---|
| Plarity display | "-" is automatically display when the input signal is negative |
| Display range | -9999〜9999 |
| Scalling | Offset ± 9999 Full scale ± 9999 |
| Overrange warning | OL or -OL is displayed |
| Decimal point | Arbitrarily settable |
| Zero display | Reading zero suppress |
| Range of use temperature and humidity | -10～55℃/35～85％RH（ no dew condensation ） |
| Range of storage temperature and humidity | -20～70℃/60％RH or less（ no dew condensation ） |
| Power supply | DC 24V ± 20％ |
| Power consumption | Approx. 2.2W |
| External dimensions | 24mm(H)×48mm(W)×72.8mm(D) |
| Mass | Approx. 70g |
| Withstand voltage | Between case and power supply terminal / Input terminal / Each output terminal AC 1500V for one minute |
| Betoween power supply terminal and input terminal / Each output terminal DC 500V for one minute | |
| Between input terminal and each output terminal DC 500V for one minute | |
| Insulation resistance | DC 500V, 100MΩ or more in betweenn terminals show above |
| Protection structure | IP65(全面) ※JIS C 0920 |
| Conforming standards | EN61326-I, EN50581 ( input code 14 is not supported ) |
| Measurement sampling speed | Max. 40ms ( 25 times/second) |
| Average of movement | Set from none / 2 / 4 / 8 / 16 / 32 |
| Display update cycle | Max. approx. 40ms ( 25 times/second ) |
| Power supply of sensor | DC 24V ± 5％, 25mA or less |
| Regular accessories | Unit sticker, attachment band |
■Optional Specification
●RS-485 communication
| Simultaneous Method | Asynchronous method |
|---|---|
| Communication Methos | 2-wire type semi double ( poling selecting method ) |
| Transmission Speed | 38,400bps / 19,200bps / 9,600bps / 4,800bps / 2,400bps |
| Start Bit | 1bit |
| Data Length | 7bit/8bit |
| Parity | Even parity / odd parity / no parity |
| Error Detection | BCC check sum |
| Stop Bit | 1bit/2bit |
| Character Code | ASCⅡ code |
| Delimiter | CR/CR + LF |
| Transmission Control Procedure | No procedure |
| Name of signal for communication | Noniversion (+), Inversion (-) |
| Number of connected meters | Max. 31 meters |
| Length of line | Max. 500m ( total ) |
●Analog Output
| Output Type | Load Resistance | Accuracy | Ripple |
|---|---|---|---|
| 4～20mA | 510Ω or less | ±（0.2％ of FS） | 25mVp-p or less |
| 0～10V | 5KΩ or more | 50mVp-p or less |
| Conversion method | PWM conversion method |
|---|---|
| Resolution | 13bit-worth |
| Response time | approx. 100ms |
