This document is an instruction manual for the 504910 digital transmitter, including warranty, preliminary examination, general description, functional description, specifications, installation, calibration mode, setup mode, measure mode, errors, pH/ORP probe check, temperature compensation, last calibration data, offset and slope direct selection, event log file scrolling, fault conditions, RS485 communication, modem connection, self-test procedures, pH values at various temperatures, electrode conditioning and maintenance, accessories, and CE declaration of conformity.
The HI 504910 is a digital transmitter designed to acquire and transmit pH, ORP, and temperature measurements in a digital format. It connects to the HI 504 controller or a computer workstation via an infrared optical interface or RS485 serial connection. The device supports automatic recognition of Pt100 or Pt1000 sensors for temperature compensation.
| pH Range | -2.00 to 16.00 pH |
|---|---|
| Temperature Range | -30 to 130.0°C |
| pH Resolution | 0.01 pH |
| pH Accuracy | ±0.02 pH @ 20°C/68°F ±0.5 |
| Power Supply | 24V AC/DC + 20% |
| Data Logging Capacity | 6000 samples |
The device supports P1100 or Pt1000 sensors with automatic recognition and damage test.
The instrument is warranted for two years against defects in workmanship and materials.
Yes, manual temperature compensation is available and automatically selected when a temperature input error occurs.