PH 500
pH Digital Controller with Matching Pin
Order Information:
Each pH 500 model is supplied complete with mounting brackets and instructions.
| Range | pH | 0.00 to 14.00 pH |
| Temperature | -9.9 to 120°C | |
| Resolution | pH | 0.01 pH |
| Temperature | 0.1°C | |
| Accuracy @ 20°C | pH | ±0.02 pH |
| Temperature | ±0.5°C | |
| Input Impedance | 1012 Ohm | |
| pH Calibration | automatic, one, two or three point, at pH 4.01, 7.01, 10.01 | |
| Temperature Compensation |
automatic (with Pt100 probe) or manual from -9.9 to 120°C | |
| Outputs | digital: RS232 bi-directional optoisolated; or analog, galvanically isolated: 0-1 mA, 0-20 mA and 4-20 mA, 0-5 VDC, 1-5 VDC and 0-10 VDC | |
| Set Point Relay | 1 or 2 contact outputs SPDT 5A-250 VAC, 5A-30 VDC (resistive load), fuse protected (2A, 250V fast fuse) | |
| Alarm Relay | 1 contact output SPDT, 5A-250 VAC, 5A-30 VDC (resistive load), fuse protected (2A, 250V fast fuse) | |
| Power Supply | 115 VAC ±10% or 230 VAC ±10%; 50/60 Hz | |
| Power Consumption | 15 VA | |
| Over Current Protection |
400 mA 250V fast fuse | |
| Max Oscillation Frequency |
4 MHz | |
| Environment | 0 to 50°C (32 to 122°F); RH max 95% non-condensing | |
| Dimensions | panel cutout: 140 x 140 mm, instrument: 144 x 144 x 170 mm | |
| Weight | 1.6 kg (3.5 lb.) |