ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Measuring Method: AC two-electrode method
Display: Custom LCD
Meas. Range:
[If standard cell is used] Electrical conductivity: 0.1mS/m-10S/m
Electrical resistivity: 0.1Ω・m-10kΩ・m
Salinity (NaCl equivalent from electrical conductivity): 0-4.00%
Temperature: 0-80.0℃
[If cell for pure water is used] Electrical conductivity: 5μS/m-20mS/m
Electrical resistivity: 50Ω・m-200kΩ・m
Temperature: 0-80.0℃
Display Range:
+Electrical conductivity:
0-200.0μS/m
0-2.000mS/m
0-20.00mS/m
0-200.0mS/m
0-2.000S/m
0-20.00S/m
0-200.0S/m
+Electrical resistivity :
0.005-2.000Ω・m
0-20.00Ω・m
0-200.0Ω・m
0-2.000kΩ・m
0-20.00kΩ・m
0-200.0kΩ・m
0-2.000MΩ・m
0-20.00MΩ・m
+Salinity(NaCl): 0-4.04%
Temperature: -5-110.0℃
＊In regards to the range, the electrical conductivity/ resistivity differs according to the cell that is used.
Electrical Conductivity/Resistivity Range Switching: Auto/manual
Electrical Conductivity/ Resistivity Unit Switching: Can switch between SI Units(S/m, Ω ・ m) and the previous units (S/cm, Ω・cm).
Repeatability (Main unit):
+Electrical conductivity: ±0.5%FS
+Electrical resistivity: ±0.5%FS
+Salinity ±0.5%FS
+Temperature: ±0.2℃
Temperature compensation:
+Switch setting between Auto/Manual/None Temperature compensation method: Linear/pure water dual temperature compensation
+Reference temperature: 25℃
+Temperature coefficient: 0-9.99%(optional setting)
Calibration: Cell constant calibration
Temperature Calibration: One-point calibration
Data Memory: 1000 data points
Auto Hold Function: Provided (Stability threshold : Fixed)
Clock Function: Provided (To be shown while conducting a measurement)
Interval Memory Function: Provided (Interval: The interval can be specified between 1 sec.-99 min. 59 sec. or 2 sec.-99hr. 59 min.)
Printing Function: Can connect the external printer EPS-P30 (option)
RS-232C Interface （non-isolated）:
+Connectable Devices: PC or external printer EPS-P30 (option)
+Communication Specifications: Communication system: Start-stop synchronous method; Baud rate: 19,200 bps;
Character length: 8 bits; Parity: None; Stop bit: 1 bit
Analog Output （non-isolated）:
+Number of Outputs/Items: ch1: Number of outputs: 3 Measured value, temperature, and range (only for electrical conductivity/resistivity)
+Output Specification: Electrical conductivity/ electrical resistivity/ salinity: 0-1V FS (each range); Range: 100mV/range; Temperature: 0-1 V (0-100℃)
Waterproof Construction: IP67 (Enabled if the sensor is connected and if the external I/O portions are masked) (Can be immersed in water for 1m and 30 min.)
Performance Compensation Temperature: 0-45℃
Power Source: AA alkaline battery/nickel-hydrogen battery (2 pieces) or special AC adapter (6VA option)
Power Consumption(If 3 volt battery is used)＊2: Approx. 0.009W
Battery Life: Approx. 600hours
Outside Dimensions: Approx. 68 (w) x 35 (h) x 173 (d) mm
Mass (Including Batteries): Approx. 280g
Inluding:
+ Main unit
+ Conductivity Sensor: CT-27112B
+ Hand strap: 0TZ00006
+ AA Battery (2pcs)
+ Manual
-Tính năng:
+ Có khả năng hiển thị độ mặn (NaCl) (CM-31P)
+ Có thể đạt được kết quả có độ chính xác cao trong nước tinh khiết với chức năng bù nhiệt độ nước tinh khiết (CM-31P-W)
+ Thiết kế tiết kiệm điện; pin có thể sạc lại được
+ Thiết kế chống thấm nước (IP67, ngâm sâu 1m, tối đa 30 phút)
Phạm vi đo lường (khi sử dụng cell chuẩn):
Dải đo lường:
+ EC: 0.1mS/m-10S/m
+ ER: 0.1Ω・m-10kΩ・m
+ Độ mặn: 0-4.00%
+ Nhiệt độ: 0-80℃
Ứng dụng: Dùng để đo độ dẫn điện, điện trở, độ mặn, nhiệt độ trong phòng thí nghiệm
Datasheet
