PTM/N/RS485
 

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 Datasheet
 Operating and Safety Instructions
 

OVERVIEW

 

Features

  • Pressure measuring range: 1…250 mH2O
  • Adjustable 1:4 of the nominal range within -5% to +105% (analog output)
  • Accuracy: ≤ ± 0.25 / 0.10 % FS
  • Temperature measuring range: -25…85 °C
  • Operating temperature: -5…80 °C
  • Process temperature: -5…80 °C
  • 2 Output signals (p & T): 4…20 mA
  • Interface: RS485 (Modbus RTU)
  • Materials: Stainless steel, Titanium
  • Feature: Recalibration with software possible, optional surge (lightning) protection
  •  

Customer benefits

  • Pressure measuring range: 1…250 mH2O
  • Adjustable 1:4 of the nominal range within -5% to +105% (analog output)
  • Accuracy: ≤ ± 0.25 / 0.10 % FS
  • Temperature measuring range: -25…85 °C
  • Operating temperature: -5…80 °C
  • Process temperature: -5…80 °C
  • 2 Output signals (p & T): 4…20 mA
  • Interface: RS485 (Modbus RTU)
  • Materials: Stainless steel, Titanium
  • Feature: Recalibration with software possible, optional surge (lightning) protection
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SPECIFICATIONS

Pressure measuring range (mH2O)

  1 ... 5 > 5 ... 20 > 20 ...250
Overpressure 3 bar 3 x FS (≥ 3 bar) 3 x FS
Burst pressure, (1) > 200 bar > 200 bar > 200 bar
Accuracy, (2), (± % FS) ≤ 0.25 ≤ 0.1 ≤ 0.1
Total error, (3), (4)
(± % FS)		      
-10...50°C,
(typ./max.)		 ≤ 0.15 / 0.3 (≤ 200 mbar: 0.3 / 0.6) ≤ 0.15 / 0.3 ≤ 0.15 / 0.3
-25...85°C,
(typ./max.)		 ≤ 0.65 / 0.7 (≤ 200 mbar: 0.65 / 0.8) ≤ 0.65 / 0.7 ≤ 0.55 / 0.7
Long term stability, (5) ≤ 0.5% FS/< 4 mbar ≤ 0.2% FS/< 4 mbar ≤ 0.1% FS/< 0.2% FS

Temperature measuring range

   
Standard, (1), (2) -10...50 °C
Lower end of range (2) -25 °C
Upper end of range (2) 85 °C
Accuracy ≤ ± 2 °C

Temperature range

   
Operating temperature -5...80 °C
Process temperature -5...80 °C
Storage temperature -10...80 °C

Electrical specifications

Physical specifications

 

   
Materials Stainless steel (316L / 1.4435), titanium (Gr. 2), (1)
Transducer Stainless steel (316L / 1.4435), titanium (Gr. 2), (1)
Seals Viton (Standard), EPDM, Kalrez, NBR
Cable PUR, FEP, PE
Housing Stainless steel (316L / 1.4404), titanium (Gr. 2)
Weight (2) 157 g
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ACCESSORIES

Interface

   
101138 PTM - Interface

Software

 

   
101224 PC Software V1.50
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CERTIFICATES

 

 CE Declaration of Confirmity 2016-04-13

 RoHS
 
 

 

Product & Technology News

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