Giới thiệu về ROSEMOUNT RDO:
Rosemount RDO bao gồm một hoặc hai cảm biến, bộ phát và phần cứng lắp đặt. Một cốc hiệu chuẩn để hiệu chuẩn không khí được đi kèm với cảm biến. Các cảm biến có sẵn với cáp tích hợp dài 10 m tiêu chuẩn hoặc lựa chọn cáp đầu nối khóa xoắn lên đến 30m.
Thông số kỹ thuật của ROSEMOUNT RDO:
- Table 1. Rosemount RDO Optical Dissolved Oxygen System Ordering Information
Model Sensor type
RDO Optical Dissolved Oxygen Sensor
Analyzer
- 94030 RDO Pro Analyzer
Sensor 1
- 00 No selection
- 82490X RDO Pro-X sensor with twist-lock connector
- 86460X RDO Pro-X sensor with 10 m cable
Sensor 2
- 00 No selection
- 82490X RDO Pro-X sensor with twist-lock connector
- 86460X RDO Pro-X sensor with 10 m cable
Cable 1
- 00 No selection
- CBL10 RDO 10 m (32 ft) twist-lock connector cable
- CBL20 RDO 20 m (64 ft) twist-lock connector cable
- CBL30 RDO 30 m (96 m) twist-lock connector cable
Cable 2
- 00 No selection
- CBL10 RDO 10 m twist-lock connector cable
- CBL20 RDO 20 m twist-lock connector cable
- CBL30 RDO 30 m twist-lock connector cable
Mounting kit
- 00 No selection
- 87560 RDO Pro instrument mounting kit
Instrument tags
- 00 No tags
- 01 1 engraved stainless steel tag
- 02 2 engraved stainless steel tags
- 03 3 engraved stainless steel tags
Typical model number
- RDO-94030-82490X-00-CBL10-00-87560-01
- Table 2. Rosemount RDO Optical Dissolved Oxgyen Sensor Specifications
- Range 0 to 20 ppm (mg/L) or 0 to 200% saturation
Wetted materials Delrin1, ABS, Viton2, titanium, polycarbonate/poly(methyl methacrylate) blend
Accuracy ±0.1 ppm between 0 and 8 ppm; ±0.2 ppm between 8 and 20 ppm
Dimensions Length: 8.0 in. (203 mm); Diameter: 1.9 in. (47 mm)
Rating IP-67 with cap off; IP-68 with cap installed
Integral cable length 32 ft (10 m)
Maximum cable length (quick disconnect cable only) 4000 ft (1219 m)
Interferences Monochloramine, dichloramine, and permanganate
Resolution 0.01 ppm (mg/L)
Temperature 0 to 50 °C (32 to 122 °F)
Pressure Up to 314 psig (2060 kPa abs)
Digital output Modbus/RS485
Process connections 1-1/4 in. FNPT
Response time 30 sec to 90% of final value; 37 sec to 95% of final value (at 25 °C [77 °F])
Operating life of sensing cap 2 years from first reading
Safety directive 73/23/EEC
EU directives 2004/108/EC for electromagnetic compatibility (EMC) and 72/23/EEC for safety
Immunity EN 61000-6-2, electromagnetic compatibility (EMC) part 6-2
Emissions Class A requirements of CISPR 11: 2004
1 Delrin is a registered trademark of DuPoint DeNemours, LLC
2. Viton is a registered trademark of DuPont Dow Elastomers, LLC. - Table 3. Rosemount RDO Optical Dissolved Oxgyen Analyzer Specifications
- Display Liquid crystal; character height 0.4 in. (6 mm)
Enclosure Polycarbonate, rated NEMA 4X, IP67
Mounting Suitable for pipe or wall mounting
Dimensions (W x H x D) 6.3 x 6.3 x 3.6 in. (16 x 16 x 9.0 cm)
Conduit openings Sic; PG 13.5 (1/2 in.); three gland fittings and five plugs ship with the analyzer
Power 100 to 240 Vac, approximately 0.15 A, 50-60 Hz
Analog outputs Two fully scalable 4-20 mA outputs, each loop-powered (9-36 Vdc)
Digital output Modbus/RS485
Relays Two low voltage relays, < 50 Vac or Vdc, maximum current 2 A (resistive or inductive)
two high voltage relays, 264 Vac max, maximum current 5 A (resistive or inductive)
Barometric pressure range 8.86 to 29.53 in Hg (300 to 1000 mbar)
Barometric pressure accuracy ±0.09 in Hg (±3 mbar)
Ambient temperature and humidity -20 to 70 °C (-4 to 158 °F); 95% relative humidity (non-condensing)
Safety UL 61010-1 and CAN/CSA C22.2 #61010-1
EU directives 2004/108/EC for electromagnetic compatibility (EMC)
Immunity EN 61000-6-2, electromagnetic compatibility (EMC) part 6-2
Emissions EN61000-6-4 electromagnetic compatibility; includes IEC/EN 61000-3-2 and IEC/
EN61000-3-3 where applicable
Một số model của ROSEMOUNT RDO:
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