R1200 Chart Recorder: Multi-Channel Industrial Paper Recorder with Continuous Thermal Printing
Introduction
The R1200 strip chart recorder integrates multi-channel signal acquisition, real-time visualization, alarm management, and continuous chart recording into a single system. With support for up to 8 universal input channels, it can monitor multiple process variables simultaneously without requiring additional signal conversion.
Its thermal recording mechanism produces clear, time-based trend curves, while the onboard display provides immediate access to process values, system status, and alarm conditions. This dual-layer visibility: digital and physical, which improves both operational awareness and traceability.
The recorder is also designed with practical industrial use in mind: configurable chart speeds, flexible signal compatibility, and communication interfaces allow it to adapt to different process conditions and system architectures.
In short, the R1200 is not just about recording data — it is about making process data usable on the spot.
Working theory
The R1200 data recorder operates by synchronizing signal acquisition, processing, and recording into a continuous workflow.
Field instruments send analog signals (such as current, voltage, thermocouple, or RTD inputs) to the recorder. These signals are processed through internal conversion circuits and translated into engineering values by the microprocessor.
Once processed, the system performs three coordinated actions:
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Live monitoring: Values and system status are shown on the display for operator awareness
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Trend recording: The thermal print head generates continuous curves on chart paper
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Event response: Alarm outputs are triggered when signals exceed predefined limits
The chart movement system ensures that data is recorded against time, with adjustable speed settings allowing operators to focus either on long-term trends or short-term fluctuations.
This integrated workflow ensures that process changes are not only recorded but also immediately visible and actionable.
Key features
The R1200 data recorder is engineered to improve how operators interact with process data, not just how it is recorded.
- Multi-Channel Process Monitoring: Supports up to 8 input channels, enabling centralized observation of multiple variables within a single process or system.
- Universal Signal Input Design: Compatible with standard industrial signals, including current, voltage, thermocouple, and RTD, simplifying installation and reducing system complexity.
- Integrated Display + Recording System: Combines on-screen monitoring with continuous chart output, allowing operators to both observe real-time data and review physical records simultaneously.
- Thermal Printing Without Mechanical Complexity: Eliminates traditional pen-based mechanisms, improving recording stability and reducing maintenance requirements.
- Configurable Chart Speed for Process Matching: Allows operators to adjust recording speed based on process dynamics, ensuring meaningful and readable trend curves.
- Built-in Alarm Functionality: Supports relay outputs for high/low limits, enabling a timely response to abnormal process conditions.
- Flexible System Integration: Optional communication interfaces and signal outputs allow the recorder to connect with external monitoring or control systems.
Specification
| Product | Paper recorder |
| Model | R1200 |
| Display | LCD display screen |
| Input | Voltage: (0-5)V/(1-5)V/(0-20)mV/(0-100)mV Electric current : (0-10)mA/(4-20)mAThermocouple: B, E, K, S, TThermal resistance: Pt100, Cu50, Cu100 |
| Output | Up to 2 current output channels( 4 to 20mA) |
| Sampling period | 600ms |
| Chart speed | 10mm/h — 1990mm/h |
| Communication | RS 232/RS485 (need Customization) |
| Power supply | 220VAC; 24VDC |
| Precision | 0.2%FS |
| Shorter mounting depth | 144mm |
| DIN panel cutout | 138*138mm |
Applications
The R1200 chart recorder with paper is particularly suited for environments where operators need both visibility and immediate response capability, not just data storage.
Water and wastewater operations
Provides clear process trends and alarm response for pumps, dosing systems, and treatment stages in water and wastewater processing projects.
Thermal processing systems
Supports stable monitoring of temperature-driven processes where trend visibility is critical for control.
Chemical production lines
Helps operators detect deviations early through combined visual trends and alarm alerts.
Industrial utilities and support systems
Monitors compressed air, steam, or cooling systems where multiple parameters must be tracked together.
Quality-sensitive production environments
Ensures process transparency and provides traceable records for audits and operational review.
