| The PD663 is a loop-powered field meter that is FM Approved and CSA Certified as Explosion-Proof, Dust-Ignition Proof, and Flame-Proof, and ATEX & IECEx Certified as Flame-Proof and Protection by Enclosure. |
| Input | 4-20mA |
| Accuracy | ±.05% of calibrated span ±1 count |
| Function | Linear (2 to 32 points) or square root |
| Temperature Drift | 50 PPM/°C from -40 to 75°C ambient |
| Decimal Point | User selectable decimal point |
| Minimum Span | Input 1 & Input 2: 0.40 mA |
| Calibration Range | An Error message will appear if input 1 and input 2 signals are too close together |
| Maximum Voltage Drop & Equivalent Resistance | Without Backlight |
| 1.7 VDC @ 20 mA / 85 Ω @ 20 mA |
| With Backlight |
| 4.7 VDC @ 20 mA / 235 Ω @ 20 mA |
