Gestra NRG Series Water Level Electrode

จำหน่ายตัวช่วยวัดระดับน้ำ Gestra รุ่น NRG 16-50, NRG 17-50, NRG 19-50, NRG 111-50 ราคาถูก ของแท้ ส่งทั่วประเทศไทย

Technical data

Service pressure
• NRG 16-50 : PN 40, 32 bar at 238°C
• NRG 17-50 : PN 63, 60 bar at 275°C
• NRG 19-50 : PN 160, 100 bar at 311°C
• NRG 111-50 : PN 320, 183 bar at 357°C

Mechanical connection
• Screwed G ¾ A to ISO 228-1 (NRG 16-50, NRG 17-50, NRG 19-50)
• Screwed G 1 A to ISO 228-1 (NRG 111-50)

Materials
• Screw-in body: 1.4571, X6CrNiMoTi17-12-2 (NRG 16-50, NRG 17-50, NRG 19-50)
• Screw-in body: 1.4529, X1NiCrMoCuN25-20-7 (NRG 111-50)
• Measuring electrode: 1.4571, X6CrNiMoTi17-12-2 (NRG 16-50, NRG 17-50, NRG 19-50)
• Measuring electrode: 1.4122, X39CrMo17-1 (NRG 111-50)
• Electrode tip: 1.4401, X5CrNiMo17-12-2
• Electrode insulation: Gylon® (NRG 16-50, NRG 17-50, NRG 19-50)
• Electrode insulation: special ceramic (NRG 111-50)
• NRG 1...-50: Four-pole connector: polyamide (PA)
• NRG 1...-50F: Terminal box 3.2161 G AlSi8Cu3

Lengths supplied
• 500 mm, 1000 mm, 1500 mm, 2000 mm, 2500 mm, 3000 mm

ph value
• Max. admissible: 10 (NRG 111-50)

Electrical connection
• NRG 1...-50: Four-pole connector, cable glands M 16
• NRG 1...-50F: Terminal box made from aluminium, cable gland M 20

Protection
• IP 65 to EN 60529

Admissible ambient temperature
• Max. 70 °C

Weight
• Approx. 1.2 kg (without extension) (NRG 16-50, NRG 17-50, NRG 19-50)
• Approx. 2.1 kg (without extension) (NRG 16-50F, NRG 17-50F, NRG 19-50F)
• Approx. 1.8 kg (without extension) (NRG 111-50)
• Approx. 2.7 kg (without extension) (NRG 111-50F)

Scope of supply
NRG 16-5
• 1 Level electrode NRG 16-50, PN 40
• 1 Joint ring 27 x 32, form D, DIN 7603,
2.4068, bright annealed
• 1 Washer with set screw
(measuring surface extension) (optional)
• 1 Retaining ring (optional)
• 1 Installation manual

NRG 17-50
• 1 Level electrode NRG 17-50, PN 63
• 1 Joint ring 27 x 32, form D, DIN 7603,
• 2.4068, bright annealed
• 1 Washer with set screw
• (measuring surface extension) (optional)
• 1 Retaining ring (optional)
• 1 Installation manual

NRG 19-50
• 1 Level electrode NRG 19-50, PN 160
• 1 Joint ring 27 x 32, form D, DIN 7603,
2.4068, bright annealed
• 1 Washer with set screw
(measuring surface extension) (optional)
• 1 Retaining ring (optional)
• 1 Installation manual

NRG 111-50
• 1 Level electrode NRG 111-50, PN 320
• 1 Joint ring 33 x 39, form D, DIN 7603,
2.4068, bright annealed
• 1 Washer with set screw
(measuring surface extension) (optional)
• 1 Retaining ring (optional)
• 1 Installation manual

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