- HTF™ Sensor Technology
- Small Size
- Local Display
- Very Low Drift
- Long Sensor Life
技术指标：
原理：超薄的氧化铝电容原理量程：－100℃~+20℃
准确度：±3℃
重复性：±0.5℃
响应时间：T95小于5分钟
温度范围：－10~+70℃
采样流速：静态到100米/秒
存储温度：－40~+80℃
显示：带有背光灯的三位半液晶显示
控制：3个按键实现功能控制
校准方法：自动校准（提供+20℃以上的饱和湿气）
输出：4~20mA模拟信号
露点变送器机械性能：
外壳：不锈钢
工作压力：标准34bar以内
可选340bar以内
机械连接：14mm×1.25mm和3/4" ×16螺纹
电气连接：2.1毫米插头
电缆：两线电缆
电源：10~33VCD直流电源
Dewpoint Sensor Element
Type: Hyper-Thin-Film high capacitance Al203 Dewpoint Range
XTR-100 ............................... -100°C to +20°C
(-148°F to +68°F)
XTR-65..................................-65°C to +20°C
(-85°F to +68°F) Capacitance.................................15nF to 200nF
Accuracy . .....................................±2°C (± 3.6°F) for -100°C to 0°C Dewpoint
.....................................±3°C (± 5.5°F)for 0°C to +20°C Dewpoint
Repeatability ...............................±0.5°C (±0.9°F)
Temperature range ....................-10°C to +70°C
(+14°F to +158°F)
Sample Flow Range
(linear vel. @ 1 atm.) ........Static to 100 m/s Storage Temperature ...............-40°C to +80°C
(-40°F to +176°F)
Calibration Method .................Field span check NIST/NPL traceable
multipoint calibration
Temperature Measurement
The instrument measures the sample temperature with a precision integrated circuit sensor.
Electronics
Input resolution .........................0.1°C(dp)
Indicators......................................3.5 digit LCD with
custom legends Engineering units ......................°C, °F, ppmv, LBS H2O/mm scf,
gm H2O/M3
Controls ............................... 3 push buttons, all settings stored in EPROM
Output .................................Analog 4-20mA
Alarms..................................The 4-20 mA of the digital output may be
used by an external device to operate relays
Isolation............................... Sensor and case are isolated from the
current loop and shunted with 33V transorbs
Mechanical
Enclosure ............................Stainless steel (Weather proof cover optionally available)
Pressure operating range Standard: 34bar (500PSI) Optional: 340 bar (5,000 PSI)
Electrical connections....2.1 mm power jack with retainer thread size 3/4”-16, 14mm x 12.5mm
Cable .................................... Two conductor cable Power Requirements ......10 to 33 VDC, the instrument
draws 4-20mA depending on measurement dewpoint
Warranty..............................1 year
