Stanford SIM922 ຈໍພາບອຸນຫະພູມ Diode (1.4 K - 475 K)
Inputs: 4
Sensor type: Silicon diode
Measurement type: 4-wire
Excitation: 4 constant current sources 10 µA ± 0.01 %, ±5 ppm/°C
Sensor units: Volts
Input range: 0 V to 2.5 V
Calibration curves: 1 standard, 4 user-defined curves, 256 points each
Temp. range (typ.):1.4 K to 475 K (sensor dependent)
Display res.: 4 digits
Interface res.: 1 µV
Meas. res.: 1.2 µVrms
Meas. acc. (23±1 °C): 0 µV + 0.01 % of reading
Temp. coefficient: ±5 ppm/°C
Common Specifications:
Operating temp.: 0 °C to 40 °C (non-condensing)
Interface: Serial via SIM interface
Connectors:
Two DB9 (female):
4 wire measurement + ground (Ch 1 & 2)
4 wire measurement + ground (Ch 3 & 4)
DB15 (male) SIM interface
Power: Power supplied by the SIM900 Mainframe, or optionally by a user-supplied DC power supply (±15 V and +5 V).
Dimensions: 1.5" × 3.6" × 7.0" (WHL)
Weight: 1.4 lbs.
ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ