ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Software Version: DRFN Multi-parameter analysis softwareV1.0
pH Sensor: Glass pH sensor
ORP Sensor: Redox potential sensors (platinum/gold sensors)
TEMP: PT1000 or NTC10K(B)
PH Measure Range: -2～16pH
ORP Measure Range: ±2000mV
TEMP Measure Range: -10～150℃ /14~302℉
pH Resolution: 0.01pH
ORP Resolution: 1mV
TEMP Resolution: 0.1℃/ 0.1℉
Accuracy: 0.1% of measurement range(or PH:±0.02pH /ORP:±2mV)take the larger one
Stability: 0.05% of the measurement range every 24 hours, no accumulation
Repeatability: Better than 0.1% of the measurement range
Sensor Self-diagnosis: image displays with a short buzzer alert
Relay Control: 2 configurable SPST relays with a maximum relay load of 3A/250VAC
Analog Current Output: 2 settable 0/4~20mA active current loop outputs with a maximum load of 1000 Ω
Communication Method: Two-wire RS485 interface, communication protocol: MODBUS RTU; support JSON text data format
Display Screen: 128*64 black and white graphic dot matrix LCD display with adjustable backlight mode and adjustable display rate
Configuration Information: Power failure protection with indefinite parameter retention
Time History / Data: Year/month/day/hour/minute/second, 14000 historical data can be recorded, and the recording interval can be set between 1~999 minutes.
Maintenance Record: Last 100 times
Protection Level: IP66
Operating Environment: 0～60℃, less than 95% RH(no condensation)
Storage Environment: -20～70℃, less than 55% RH(no condensation)
Dimensions: 144*144*120mm
Material: enhanced ABS
Installation Method: Wall mounting, pipe clamping, panel(hole size 138*138mm)
Electrical Interface: The back end of the instrument is reserved for 3 M12*1.5 gland, wire diameter 3~6.5mm
Power Supply: 100~240V AC
Power Consumption: About 7W
Instrument Weight: About 800g
