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25 Series Intelligent Pressure & Level Transmitter

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  • Easy programming and range adjustment without test pressure via on-board display
  • Accuracy 0.2% of adjusted span
  • 4:1 turn down
  • Active temperature compensation
  • Ranges from -160 inH2O vac to 1,160 psig
  • Hart® protocol output available
  • All Stainless Steel housing and wetted parts
  • Strong flush diaphragm with minimal fill volume
  • Can be cleaned-in-place (CIP) or steamed-in-place (SIP)
  • Meets 3A requirements

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SERIES        254      
TRI-CLAMP SIZE 12 1-1/2" 24 3"
16 2"    
PRESSURE RANGES
(Adjustable)*
40inH2O-vac -40 inH20 to 0 inH2O* 16/40 inH2O 0 inH2O to 16 inH2O to 0 inH2O to 40 inH2O (.6 psig to 1.45 psig)
160inH2O-vac -160inH2O to 0 inH2O 40/160 inH2O 0 inH2O to 40 inH2O to 0 inH2O to 160 inH2O (1.45 psig to 5.8 psig)
14.7/43-vac -14.7 psig to 43 psig 160/637 inH2O 0 inH2O to 160 inH2O to 0 inH2O to 637 inH2O (5.8 psig to 23 psig)
14.7/130-vac -14.7 psig to 130 psig 14.5/58 14.5 psig to 58 psig (0 inH2O to 400 inH2O to 0 inH2O to 1,607 inH2O)
14.7/335-vac -14.7 to 335 psig 29/145 29 psig to 145 psig (0 inH2O to 803 inH2O to 0 inH2O to 4,017 inH2O)
14.7/1175-vac -14.7 psig to 1175 psig 87/350 87 psig to 350 psig (0 inH2O to 2,410 inH2O to 0 inH2O to 9,697 inH2O)
    290/1160 290 psig to 1,160 psig (0 inH2O to 8,035 inH2O to 0 inH2O to 32,140 inH2O)
ACCURACIES 1 0.2% of adjusted span    
OUTPUT SIGNALS 1 4 mA to 20 mA, 2-wire 43 4 mA to 20 mA, 2-wire and Hart® signal
ELECTRICAL
CONNECTIONS
25 M12 x 1 (4-pin) 71 PG9 Cable Gland
28 1/2” NPT Female    
OPTIONS TC Transparent Cover (for display)    

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SPECIFICATIONS
Output signals 4 mA to 20 mA 2-wire, 4 mA to 20 mA 2-wire and Hart® signal
Pressure ranges -160 inH2O vac to 1,160 psig
Accuracy 0.2% of adjusted span
Stability < 0.1%/year
Adjustment By 3 push buttons on display or optional Hart® signal
Response time < 100 ms
Service life > 10 years
Temperature ranges -4 °F to 212 °F (-20 °C to 100 °C); 293 °F (145 °C) for 45 min.
Power requirement* 12 Vdc to 36 Vdc
Measuring element 316 Stainless Steel (Hastelloy C or Tantalum optional)
Connection 316 Stainless Steel
Housing material 304 Stainless Steel (316 Stainless Steel optional)
Environmental rating IP66 (IP68 optional)
Electrical protection IP66 (NEMA 4X), IP68 (NEMA 6) optional
Weight Approximately 2.2 lb. (Depending on process connection)

Options & Accessories

NOSHOK Digital Indicators provide local indication for pressure, level and temperature transmitters.

View NOSHOK's Digital Indicators offering

  • Clamp-style fittings are constructed of T304 Stainless Steel; T316 Stainless Steel on request
  • Double hinge design for easy installation and removal
  • Available in sizes from ¾" to 4"
  • Standard pressure rating of 500 psi at 70 °F (21 °C); up to 3,000 psi rating on request
  • Clamp gaskets are available in NBR, EPDM, PTFE and FKM
  • All clamps and gaskets meet FDA and 3A sanitary standards

ASME-BPE SANITARY CLAMP    
1-1/2"  (CR 12)
2"        (CR 16)
2-1/2"  (CR 20)
3"        (CR 24)

NBR GASKET    
1-1/2"  (BG 12)
2"        (BG 16)
2-1/2"  (BG 20)
3"        (BG 24)

PTFE GASKET    
1-1/2"  (TG 12)
2"        (TG 16)
2-1/2"  (TG 20)
3"        (TG 24)


WARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov


WARNING: This product can expose you to chemicals including Nickel, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov