• Zone 1 (방폭 Ex-d)

  - Response time: 1 second or longer
  - Precision (Repeatability): +/- LDL or 1% of reading, which ever is greater
  - Linearity: 1% rel.

 

• ENVIRONMENTAL CONDITIONS
  - Operating temperatures(ATEX): -40 °C to +65 °C

  - Operating temperatures(CSA): -40 °C to +60 °C
  - Storage temperatures: -40 °C to +70 °C
  - Protection classification: IP65

 

• INPUT / OUTPUT
  - Analog output(3): 4 - 20 mA current loop(concentration and transmission)
  - Digital output: 10/100 Base T Ethernet (Modbus/TCP)
  - Relay output: High gas, warning/fault (normally closed)
  - Analog input: 4 - 20 mA Process temperature and pressure reading

 

• RATINGS
  - Power supply: 18 - 32 VDC)
  - CSA rating: Class 2 supply

  - Power consumptions: max 20W
  - 4 - 20 mA: 500 Ohm max. load impedence, not isolated
  - Relay output: 1 A at 30 VDC

 

• SAFETY
  - Laser class: Class 1M according to IEC 60825-1, eye safe
  - CE: Certified
  - EMC: Conformant with directive 2014/30/EU

 

• APPROVALS
  - ATEX zone 1: Ex db [op is Ga] IIC T4 Gb, Ex tb [op is Da] IIIC T100 °C Db
  - CSA: Class I Div.2, Groups B, C and D; T4
  - ATEX rating connetion box: II 2 GD Ex e IIC T5

                                        II 2 D Ex e tb IIIC T85°C Db

 

  - Functional safety: IEC 61508 certified

                            SIL2 capability

 

• INSTALLATION AND OPERATION
  - Flange dimension:
      DN 50/PN 10 or ANSI 2"/150lbs(other dimenstions on request)

  - Alignment tolerances: Flanges parallel within 1.5°
  - Purging of windows: Dry and oil-free pressurised air or nitrogen
  - Purge flow: 10-50l/min(application dependent)

 

• MAINTENANCE
  - Calibration: Check recommended every 12 months
 

• DIMENSIONS / WEIGHT
  - Transmitter and receiver unit(TU/RU): 215mm(length, add 50mm for purge unit) x 125mm(diameter), 3.5kg each

  - Window unit(optional): Wu 60(length), Wu 100(length)

  - TU/RU connection box: 260mm x 160mm x 90mm, 2.5kg

 

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