Bộ phân tích điểm đọng sương AMT-EX

Bộ phân tích điểm đọng sương AMT-EX

Nhà sản xuất: Alpha Moisture Systems

'Bộ phân tích điểm đọng sương/3 Wire Dewpoint transmitter
- Đầu vào: Khí Hydro
- Đầu ra: 4-20 mA   
- Chức năng: Integrated Automatic Calibration         
- Tiêu chuẩn: Ex iaD IIC T4 20 T135°C         
   ( -20°C ≤ Ta ≤ +60°C )             
- Dải làm việc: -100ºC đến 20ºC Dew point
- Cấp chính xác: ± 2°C Dewpoint
- Cấp bảo vệ: IP66/NEMA4X Protecton
TRANSMITTER TYPE: 3 Wire, 4-20mA Loop Powered Transmitter
OUTPUT SIGNAL: 4 to 20mA Linear with selectable engineering units
OPERATING VOLTAGE: 12-28V dc. Reverse polarity protected.
SENSING ELEMENT: Ultra High Capacitance - Aluminium Oxide Type
RANGES: See How to Order Step 1 Below
INTRINSIC SAFETY CERTIFICATION:
IECEx BAS07.0080 BASEEFA 07ATEX0234 BAS21UKEX0805
STANDARDS: EN 60079-0:2018 EN 60079-11:2012
ATEX , UKCA and IECEx Markings:
Ex II 1GD Ex ia IIC T4Ga Exia IIIC T200 135°CDA (-20°C ≤ Ta ≤ +60°C)
AUTOCAL: Field calibration / Span check facility. Activated and
operated via two button switches on the Transmitter body.
Locked in normal operating mode to avoid tamper.
FACTORY CALIBRATION: Supplied with Certificate of Calibration
traceable to NPL / NIST
ACCURACY: ± 2°C dewpoint (NPL/NIST traceable forrange -90°C to +20°C)
REPEATABILITY: Better than ±0.3°C dewpoint
OPERATING TEMPERATURE: -20°C to +60°C
STORAGE TEMPERATURE: -20°C to +70°C
OPERATING PRESSURE: From 1kPa (0.01 barA) to Maximum
35,000kPa (350 barA)
OPERATING HUMIDITY (External): Maximum - 95% RH
Non-condensing
SAMPLE FLOW RATE: Flow independent but ideally 2 to 5 litres per
minute. Max: 25 litres/min.
CABLE TERMINATIONS: IP66 (NEMA4X) rated, size C, DIN EN
175301 connector at the Transmitter and other end terminated
with bootlace ferrules.
CABLE: Supplied with 2m IS (blue) standard cable. Nominal
diameter 3.4mm, 92ohms/km at 20°C
ELECTROMAGNETIC COMPATIBILITY (EMC):
Complies with BS EN 61326-1
WARM UP TIME: 10 seconds
FAULT CONDITIONS:
Open Circuit : Output drives to 20.50mA
Short Circuit : Output drives to 20.75mA
ISOLATION: Sensing Element connected to the 4-20mA loop but
isolated from Transmitter body.
TRANSMITTER ENCLOSURE: 316 Stainless steel body with size C,
DIN EN 175301 connector.
SENSOR PROTECTION: 316 Sintered stainless steel filter - 50 micron
PROBE MATERIAL (WETTED PARTS): 316 Stainless Steel
WEATHERPROOF CLASSIFICATION: IP66 / NEMA4X when Connector
mated to Transmitter.
MECHANICAL CONNECTION: 3/4” UNF (16tpi) with integral Viton
“O” ring seal.
 

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