產品品牌：

EXTECH

產品型號：

405000

溫度轉換器，可以講探頭輸出的信號直接轉換為4-20mA輸出，對于J/K熱電偶及Pt100 RTD溫度輸入都有效。

上海思漢儀器儀表有限公司 https://www.seekhigh.com/

Features:
• Surface Mount design ensures
repeatability and precision
• ABS construction with protective cover
• Mounts on the sensor head of a temperature probe
• Programmable J, K Thermocouple or
Pt 100 ohm RTD inputs
• 4-20mA non-linearized Output with 0.1% FS accuracy
• Configurable temperature ranges plus
fine ZERO and SPAN adjustments
• Easily field-calibrated
• Cold Junction Compensated (CJC)
Applications:
• Minimizes noise effects and eliminates the need for
power compensation in long cable run installations
Ordering Information:
405000........Universal Two-Wire Transmitter (RTD) 32 to 212°F
40500J........Universal Two-Wire Transmitter (Type J) 32 to 750°F
40500K ......Universal Two-Wire Transmitter (Type K) 32 to 1470°F
40500X........J, K, or RTD Custom Range
Specifications Range (User Configurable) Linearity Accuracy
Type J Thermocouple 32 to 750°F (0 to 400°C) Standard 0.06% ±0.1% Full scale
Configurable from 32 to 1470°F (0 to 800°C) Soldering required
Type K Thermocouple 32 to 1470°F (0 to 800°C) Standard
Configurable from 32 to 2190°F (0 to 1200°C) Soldering required
RTD Pt 100 ohm (3-wire) 32 to 212°F (0 to 100°C) Standard
Configurable from -150 to 930°F (-100 to 500°C) Soldering required
RTD Excitation Current 0.23mA DC
Circuit break-protect Upscale >30mA
Power Supply 12 to 45V DC polarity protected
Load capability 600½ max. at 24VDC
Maximum CJC Temperature 32 to 122°F (0 to 50°C)
Probe head mount Mounts on probe heads with mounting holes from 1.3 to 1.9" (33 to 49mm)
Enclosure protection Nema 2 (IP-42)
Operating Temperature -4 to 158°F (-20 to 70°C)
Dimensions 1.7" (43mm) dia.; 1" (26mm) high
Weight 0.8 oz.(25g)
Universal Two-Wire Transmitter
Thermocouple or RTD input provides 4-20mA Linear Output
EXTECH