This manual introduces the features and characteristics of the DR4500A Truline circular chart recorder (with or without control).
The DR4500A Truline Circular Chart Recorder is an industrial measurement and control device that records process data on a circular chart. It supports optional control functions and offers configurable input, output, and communication options.
This manual covers overview, installation, wiring, configuration, operation, calibration, troubleshooting, and parts list, guiding users from initial setup through routine maintenance and service procedures.
| Ambient Temperature | 32 °F to 131 °F (0 °C to 55 °C) |
|---|---|
| Power Supply Voltage | 102‑132 Vac or 204‑264 Vac, 50/60 Hz |
| Power Consumption | 20 VA maximum |
| Input Impedance | 4‑20 mA dc: 250 Ω; 0‑10 Vdc: 200 kΩ; others: 10 MΩ |
| Input Sampling Rate | 3 samples per second (1‑2 inputs) or 3 samples in 2 seconds (3‑4 inputs) |
It operates from 32 °F to 131 °F (0 °C to 55 °C) ambient temperature.
The recorder accepts 102‑132 Vac or 204‑264 Vac at 50/60 Hz.
Each input is sampled three times per second for one or two inputs, or three times in two seconds for three or four inputs.