DatasheetDynisco PT303 Pressure Transmitter
The Dynisco PT303 pressure transmitter is designed for gas turbine pressure applications and for use in hazardous locations. Its heavy-duty stainless steel construction provides reliable measurement performance and is designed for trouble-free operation under demanding conditions.
The transmitter features a 4-wire 0–5 VDC output and covers pressure ranges from 0–110 psi to 0–700 psi. With ±0.25% FSO accuracy and a rugged mechanical design, the PT303 is especially suitable for industrial applications requiring high operational reliability and flexible pressure range options.
| Technical Specifications | |
|---|---|
| Pressure Ranges | 0–110 psi to 0–700 psi |
| Accuracy | ±0.25% FSO including linearity, hysteresis and repeatability |
| Output Signal | 4-wire 0–5 VDC |
| Excitation | ±12 VDC for FM-approved explosion-proof units, 28 VDC max. |
| Electrical Connection | 1/2" NPT(M) conduit connection, four-conductor #22 AWG, 72" length |
| Wire Color / Function | Red: + Signal Black: – Signal White: + Excitation Green: – Excitation |
| Maximum Operating Temperature | +170 °F (+76.7 °C) |
| Temperature Effect on Zero | Range dependent |
| Temperature Effect on Span | Range dependent |
| Pressure Connection | 1/2" NPT male thread |
| Proof Pressure | 2 × rated pressure |
| Materials of Construction | Stainless steel |
| Housing | 303 / 304 stainless steel |
| Wetted Parts | 15-5 stainless steel |
| Weight | 3.15 lbs |
| FM Approval | Class 1, Division 1, Groups A, B, C & D |
