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Home > Industrial Pressure Transmitters & Transducers > 755 & 756 Series High Performance Digital Transmitters > Product Specifications
755 & 756 Series High Performance Digital Transmitters
Product Specifications
| SPECIFICATIONS | |
| Output | 4 mA to 20 mA, 2-wire |
| Accuracy | ± 0.05 % Full Scale (Best Fit Straight Line), including the effects of linearity, hysteresis and repeatability; ± 0.15% Full Scale for 0 psig to 15,000 psig range |
| Total Accuracy | ± 0.05 % Full Scale (BFSL); ± 0.1% Terminal Point (including the effects of linearity, hysteresis, repeatability and thermal effects from 50°F to 104°F; ±0.15 % Full Scale for 0 psig to 15,000 psig |
| Hysteresis | ≤ ± 0.04% Full Scale |
| Repeatability | ≤ ± 0.05% Full Scale |
| Stability | ≤ ± 0.1% Full Scale for 1 year non-accumulating |
| Pressure Ranges | Standard ranges from vacuum through 15,000 psig |
| Proof Pressure | 5 times Full Scale for ranges 0 psi to 5 psi through 0 psi to 250 psi 2 times Full Scale for ranges 0 psi to 500 psi through 0 psi to 7500 psi 1.5 times Full Scale for 0 psi to 15,000 psi range *Proof pressure is based on Full Scale range prior to turndown |
| Burst Pressure | 6 times Full Scale for ranges 0 psi to 5 psi through 0 psi to 250 psi 4 times Full Scale for ranges 0 psi to 500 psi through 0 psi to 7500 psi 3 times Full Scale for 0 psi to 15,000 psi range *Burst pressure is based on Full Scale range prior to turndown |
| Power Supply | 10 Vdc to 30 Vdc, unregulated |
| Load Limitations | ≤ (VPower - 10)/0.020 Amp |
| Zero Adjustability | From -2.5% Full Scale up to 99% Full Scale |
| Span Adjustability | 20:1 turndown for ranges up through 0 psig to 15,000 psig |
| Turn Down Effect On Accuracy | Tum down up to 5:1, no effect on accuracy Tum down greater than 5:1, accuracy x turndown/5 |
| Response Time | < 10 ms (between 10% and 90% Full Scale) |
| Durability | > 100,000,000 Full Scale cycles |
| Digital Filtering | User selectable from 0 sec. to 40 sec. for display and output signal |
| Temperature Ranges | Compensated -4°F to 176°F (-20°C to 80°C) Zero effect is ± 0.01 % Full Scale/°F Span effect is ± 0.01 % Full Scale/°F Ambient -4°F to 158°F (-20°C to 70°C) Media -22°F to 221°F (-30°C to 105°C) Storage -31°F to 176°F (-35°C to 80°C) |
| Wetted Materials | Model 755 is 316 stainless steel (ranges up through 0 psig to 250 psig) 316 stainless steel with 17 -4PH stainless steel diaphragm (ranges 0 psig to 500 psig and higher); Model 756 is 316 stainless steel with buna N O-ring; Hastelloy® C4 optional; Viton® O-ring optional |
| Housing Material | Fiberglass reinforced PBT (polybutene terphthlate) |
| Environmental Rating | IP65, NEMA 4X according to EN 60529/IEC529 |
| Electromagnetic Rating | CE compliant to EMC norm EN 61326:1997/A1:1998 RFI, EMI and ESD protection |
| Electrical Rating | Reverse polarity, over-voltage and short circuit protection |
| Shock | 100 g's according to IEC 770 for mechanical shock |
| Vibration | 5 g's according to IEC 770 under resonance conditions |
| Weight | Approximately 24 oz. |