Gossen Metrawatt SIRAX BM1450 ເຄື່ອງວັດພະລັງງານ DC ຫຼາຍໜ້າທີ່ (10..60V / 60-300V; RS485, 4R)
Input
Input voltage
Nominal input range: 10 ... 60 V
Max continuous input: 125% of nominal value
Operating measuring range: ± 2 ... 125% of nominal value
Nominal input burden: < 0.4 W
Overload indication: > 126% of nominal value
Overload withstand: 2 x rated value (1s application repeated 10 times at 10s intervals)
Input current
Full scale setting range: 1 ... 20 kA
Numbers of channels: 4
Current Sensor: External Shunt
Shunt setting range: 50 ... 150 mV
Max continuous input: 125% of nominal value
Operating measuring range: ± 0.2 ... 125% of nominal value
Nominal input burden: < 0.1 W per channel
Overload indication: > 126% of nominal value
Overload withstand: 20 x rated value (1s application repeated 5 times at 5min intervals)
Power supply
Nominal voltage: 60 ... 300 V AC/DC
Frequency: 45 ... 65 Hz
Power supply burden: < 6 VA
Accuracy
Reference Conditions: 23 °C / ± 2 °C
Voltage: ± 0.5% of nominal value (± 5 ... ± 120%)
Current: ± 0.5% of nominal value (± 5 ... ± 120%)
Power: ± 0.5% of nominal value (± 5 ... ± 120%)
Energy: Class 1
Temperature drift: 0.05% / °C
Mechanical & Display
Display: 4 line 8-digit LED Display
Weight: 620 g Approx.
IP protection class: IP 54
Communication interface
Modbus /RTU: Via plug terminals, 2.5 mm2
Protocol: Modbus/RTU
Physics: RS-485, max. 1200 M (4000 ft)
Baud rate: 4’800, 9’600, 19’200, 38’400, 57’600 Baude
Number of participants: < 32
Output: RS485, 4 relays
ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ