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BE-72 Q
KDSI Also can do OEM
BE-72 Q
Single-row 4 digits LED dispaly
0~9999A
0-9999V
AC 1A,AC 5A
AC 57.7V,AC 100V,AC 220V,AC 380V
-10℃~+55℃
Voltage: >300KΩ , Current: <20mΩ
AC 57.7V,AC 100V,AC 220V,AC 380V
Single-phase
Model NO.: BE-72Q | accuracy class: 0.5 | Installation: embedded |
Brand name: KDSI | Measuring range:0-9999 | Usage: high precision measurement of single or three phase reactive power |
Performance Characteristics | ||
High precision measurement of single or three phase reactive power | ||
Provide the digital tube display, local data query | ||
Current and voltage gain programmable settings | ||
Support for RS-485 communication, Modbus-RTU protocol | ||
Support for switching input, output, analog quantity transmitting output | ||
Auxiliary power supply: AC\DC 80V-270V, AC220V, AC380V, AC100V, DC48V, DC24V |
Technical Index | |
Accuracy of measurement | reactive power 0.5,depending on the power level 0.5 |
Signal input | Connection mode of single phase, three phase four wire, three phase three line |
Rated voltage of AC57.7V,AC100V,AC220V,AC380V | |
Rated current of AC 1A, AC 5A | |
Over load:voltage of 1.2 times( Continued ), 2times / second ( instantaneous ) | |
Current of 1.2 times( Continued ), 10times / 5second ( instantaneous ) | |
Power consumption voltage: <1VA/ phase, current <0.4VA/phase | |
Impedance:voltage>300KΩ current <20mΩ | |
Frequency: 45-65Hz | |
Power consumption:<4VA | |
Function module | Communication interface 1 way RS-485 communication, Modbus-RTU protocol |
Baud rate: 1200~9600bps, the default 2400bps | |
Switch input support 4 stem node input | |
The switch output support 3 relay output, capacity:AC250\5A,DC30V\5A | |
Transmission output support 3 analog output:0\4-20mA or 0-5\10V |
Technical parameters | Value | |
input | Normal value | Voltage :300V、500V,Current :1A、5A,(Or ordered by customer) |
Overload | Current:continual 1.2times,instaneous10times/1s; Voltage:continual1.2times,instaneous 2times/1s. | |
Frequency | 45~65Hz | |
Accuracy class | 0.5 | |
Display | LED display,range in:0~9999 | |
Power supply | Voltage range | AC 220V |
Power consumption | <5VA | |
Insulation resistance | ≥100MΩ | |
Isolation voltage | Between power supply/input/output 2kV/1min(rms) | |
MTBF | ≥50000h | |
Environment | Temperature | Work:-10~55℃,Storage:-25~+70℃ |
Humidity | ≤93%RH,In the place without dew and corrosive gas | |
Altitude | ≤2000m |
Model NO.: BE-72Q | accuracy class: 0.5 | Installation: embedded |
Brand name: KDSI | Measuring range:0-9999 | Usage: high precision measurement of single or three phase reactive power |
Performance Characteristics | ||
High precision measurement of single or three phase reactive power | ||
Provide the digital tube display, local data query | ||
Current and voltage gain programmable settings | ||
Support for RS-485 communication, Modbus-RTU protocol | ||
Support for switching input, output, analog quantity transmitting output | ||
Auxiliary power supply: AC\DC 80V-270V, AC220V, AC380V, AC100V, DC48V, DC24V |
Technical Index | |
Accuracy of measurement | reactive power 0.5,depending on the power level 0.5 |
Signal input | Connection mode of single phase, three phase four wire, three phase three line |
Rated voltage of AC57.7V,AC100V,AC220V,AC380V | |
Rated current of AC 1A, AC 5A | |
Over load:voltage of 1.2 times( Continued ), 2times / second ( instantaneous ) | |
Current of 1.2 times( Continued ), 10times / 5second ( instantaneous ) | |
Power consumption voltage: <1VA/ phase, current <0.4VA/phase | |
Impedance:voltage>300KΩ current <20mΩ | |
Frequency: 45-65Hz | |
Power consumption:<4VA | |
Function module | Communication interface 1 way RS-485 communication, Modbus-RTU protocol |
Baud rate: 1200~9600bps, the default 2400bps | |
Switch input support 4 stem node input | |
The switch output support 3 relay output, capacity:AC250\5A,DC30V\5A | |
Transmission output support 3 analog output:0\4-20mA or 0-5\10V |
Technical parameters | Value | |
input | Normal value | Voltage :300V、500V,Current :1A、5A,(Or ordered by customer) |
Overload | Current:continual 1.2times,instaneous10times/1s; Voltage:continual1.2times,instaneous 2times/1s. | |
Frequency | 45~65Hz | |
Accuracy class | 0.5 | |
Display | LED display,range in:0~9999 | |
Power supply | Voltage range | AC 220V |
Power consumption | <5VA | |
Insulation resistance | ≥100MΩ | |
Isolation voltage | Between power supply/input/output 2kV/1min(rms) | |
MTBF | ≥50000h | |
Environment | Temperature | Work:-10~55℃,Storage:-25~+70℃ |
Humidity | ≤93%RH,In the place without dew and corrosive gas | |
Altitude | ≤2000m |
No. | Test Item | Allowed value | Actual value | Conclusion |
1 | Appearanceinspection | Visual control | Meet the demand | |
2 | Insulation resistance | ≥5MΩ | Meet the demand | |
3 | Voltage test | Voltage 2KV | Meet the demand | |
4 | Response time | 4s | 1.5s | Meet the demand |
5 | Test of intrinsic error | ±1.5 | ±0.5 | Meet the demand |
6 | Test of tracking error | ±1.5 | ±0.6 | Meet the demand |
7 | Test of deviation from zero | ±0.75 | 0 | Meet the demand |
8 | Test of overshoot | ±20 | 0 | Meet the demand |
9 | Test of self-heating | ±1.5 | ±0.1 | Meet the demand |
10 | Test of variation due to distortion of a.c. measured quantity | ±1.5 | ±0.2 | Meet the demand |
11 | Test of variation due to position | ±0.75 | ±0.2 | Meet the demand |
12 | Test of variation due to frequency on a.c. measured quantity | ±1.5 | ±0.3 | Meet the demand |
13 | Test of variation due to a magnetic field of external origin | ±6 | ±0.2 | Meet the demand |
14 | Test of variation due to ambient temperature | ±1.5 | ±0.2 | Meet the demand |
15 | Test of variation due to ferromagnetic supports | ±1.5 | ±0.5 | Meet the demand |
16 | Short-time overload test | ±1.5 | ±0.5 | Meet the demand |
17 | Continuous overload test | ±1.5 | ±0.5 | Meet the demand |
18 | Vibration and shock test | ±1.5 | ±0.3 | Meet the demand |
19 | Temperature limits test | ±1.5 | ±0.2 | Meet the demand |
20 | Test of variation due to temperature | ±1.5 | ±0.2 | Meet the demand |
No. | Test Item | Allowed value | Actual value | Conclusion |
1 | Appearanceinspection | Visual control | Meet the demand | |
2 | Insulation resistance | ≥5MΩ | Meet the demand | |
3 | Voltage test | Voltage 2KV | Meet the demand | |
4 | Response time | 4s | 1.5s | Meet the demand |
5 | Test of intrinsic error | ±1.5 | ±0.5 | Meet the demand |
6 | Test of tracking error | ±1.5 | ±0.6 | Meet the demand |
7 | Test of deviation from zero | ±0.75 | 0 | Meet the demand |
8 | Test of overshoot | ±20 | 0 | Meet the demand |
9 | Test of self-heating | ±1.5 | ±0.1 | Meet the demand |
10 | Test of variation due to distortion of a.c. measured quantity | ±1.5 | ±0.2 | Meet the demand |
11 | Test of variation due to position | ±0.75 | ±0.2 | Meet the demand |
12 | Test of variation due to frequency on a.c. measured quantity | ±1.5 | ±0.3 | Meet the demand |
13 | Test of variation due to a magnetic field of external origin | ±6 | ±0.2 | Meet the demand |
14 | Test of variation due to ambient temperature | ±1.5 | ±0.2 | Meet the demand |
15 | Test of variation due to ferromagnetic supports | ±1.5 | ±0.5 | Meet the demand |
16 | Short-time overload test | ±1.5 | ±0.5 | Meet the demand |
17 | Continuous overload test | ±1.5 | ±0.5 | Meet the demand |
18 | Vibration and shock test | ±1.5 | ±0.3 | Meet the demand |
19 | Temperature limits test | ±1.5 | ±0.2 | Meet the demand |
20 | Test of variation due to temperature | ±1.5 | ±0.2 | Meet the demand |