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623/624 Series
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Series 623 and 624 NOSHOK 621 and 622 Explosion-Proof Pressure Transmitters |
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Applications
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| STOCK MODEL SPECIFICATIONS | |
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Output signals
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4 mA to 20 mA, 2 wire; 1 Vdc to 5 Vdc, 3 wire (low power) .5 Vdc to 4.5 Vdc, 3 wire (low power) |
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Accuracy
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±0.25 % Full Scale (Best Fit Straight Line), including the effects of linearity, hysteresis and repeatability |
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Hysteresis
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≤ ±0.1 % Full Scale |
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Repeatability
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≤ ±0.05 % Full Scale |
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Stability
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≤ ±0.2 % Full Scale for 1 year, non-accumulating |
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Pressure ranges
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Standard ranges from vacuum to 15000 psi |
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Proof pressure
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3 times Full Scale for ranges 0 psi to 15 psi through 0 psi to 200 psi 1.75 times Full Scale for ranges 0 psi to 300 psi through 0 psi to 10000 psi 1.5 times Full Scale for 0 psi to 15000 psi range |
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Burst pressure
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3.8 times Full Scale for ranges 0 to 15 psi through 0 to 200 psi 4 times Full Scale for ranges 0 to 300 psi through 0 to 10000 psi 3 times Full Scale for 0 to 15000 psi range |
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Power supply
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10 Vdc to 30 Vdc unregulated for 4 mA to 20 mA; 6 Vdc to 30 Vdc for 1 Vdc to 5 Vdc and 0.5 Vdc to 4.5 Vdc output |
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Load limitations
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(V Power Supply – 10 Vdc) / 0.020 Amp for 4 mA to 20 mA 10,000 Ω for 1 Vdc to 5 Vdc, 3 wire |
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Power Consumption
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20 mA maximum for 4 mA to 20 mA output and ≤2 mA for 1 Vdc to 5 Vdc and .5 Vdc to 4.5 Vdc outputs with power supply ≤12 Vdc |
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Response time
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≤1 ms (between 10 % and 90 % Full Scale) |
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Durability
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>100 million Full Scale cycles |
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Temperature ranges
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Compensated 32 °F to 176 °F (0 °C to 80 °C) Zero effect is ±0.011% Full Scale/°F within compensated range Span effect is ±0.011% Full Scale/°F within compensated range Ambient -22 °F to 212 °F (-30 °C to 100 °C); -46 °F to 221 °F optional Media -25 °F to 212 °F (-32 °C to 100 °C); -46° F to 221 °F optional Storage -40 °F to 221 °F (-40 °C to 105 °C) |
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Wetted materials
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Model 623 is 316 stainless steel for ranges up through 0 psi to 300 psi, 316 stainless steel and Elgiloy for ranges 0 psig to 500 psig and higher; Model 624 is 316 stainless steel with Buna N O-ring ( Viton® O-ring) optional |
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Housing material
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316 stainless steel |
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Environmental rating
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NEMA 4X, IP65 |
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Electromagnetic rating
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RFI, EMI and ESD protection |
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Electrical rating
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Reverse polarity, over-voltage and short circuit protection |
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Shock
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1000 g’s according to IEC 770 for mechanical shock |
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Vibration
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20 g’s according to IEC 770 under resonance conditions |
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Hazardous approvals
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Factory Mutual and Canadian Standards Association approved Non Incendive with entity approval for: Class I, Division 2, Groups A,B, C and D; Class II and III, Division1, Groups E, F and G Maximum ratings 30 Vdc, 20 mA |
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Weight
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Approximately 7 oz. |
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