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General| Type | Electrocardiograph |
|---|---|
| Display | LCD |
| Input Voltage | 100-240 VAC, 50/60 Hz |
| Battery Type | Rechargeable Li-ion battery |
| ECG Monitoring | Yes |
| CPR Feedback | No |
| Voice Prompts | No |
| Printing | Thermal printer |
| Paper Speed | 25 mm/s, 50 mm/s |
| Data Acquisition | Simultaneous acquisition of all 12 leads |
| Filters | Muscle noise, baseline wander, 50/60 Hz |
| Power Supply | 100-240 V AC, 50/60 Hz |
| Battery Life | Up to 4 hours of continuous use |
| Data Storage | Internal memory for ECG storage |
| Connectivity | USB, RS-232 |
| Operating Temperature | +10 to +40 °C |
| Storage Temperature | -10°C to +50°C |
| Relative Humidity | 25 to 95% (non-condensing) |
Provides an overview of the AT-2plus device and its features.
Explains the meaning of various symbols used on the device and in documentation.
Details where to place the unit and how to connect power.
Describes the layout and function of the device's keyboard.
Explains the information displayed on the unit's LCD screen.
Provides concise steps for operating the AT-2plus unit.
Details the different operating modes available on the AT-2plus.
Explains how to use the automatic ECG recording mode.
Details the procedure for manual ECG recording.
Covers how to configure various settings on the AT-2plus.
Specific settings for automatic ECG recording modes.
Information on using the memory and data transmission features.
Instructions for updating the unit's software via RS-232.
Guidelines for maintaining and caring for the AT-2plus unit.
Steps for replacing the recording paper.
Proper handling procedures for thermal paper.
Overview of the AT-2plus electronics and functional paths.
Details about the main electronic board of the AT-2plus.
Information on the RS-232 interface board.
Description of the top part of the unit, including LCD and keyboard.
Describes the power supply circuits of the main board.
Information on memory storage for software and ECG data.
Details the serial EEPROM for unit base settings.
Explains the control of the thermal print head.
Describes the timing mechanisms for the printer.
Details the paper mark detection system.
Explains the power-on reset circuit functions.
Describes the control of the printer stepper motor.
Information on isolated power supplies for the ECG amplifier.
Details the processing of incoming ECG signals.
Explains how patient noise is reduced.
Information on connecting an external modem for data transmission.
Explains the function of the LCD screen in the top assembly.
Details the alphanumerical keyboard in the top assembly.
Overview of fault-finding procedures and module replacement philosophy.
Basic checks to verify unit functionality after module replacement.
Procedures for testing the printer's operation and quality.
Information on print head alignment and tension.
How to test RS-232 communication using a test plug.
Procedures for checking memory and data transmission functions.
Overview of module removal and replacement procedures.
Crucial safety warnings and precautions before maintenance.
General description of the AT-2plus unit's physical structure.
Exploded diagram of the base assembly and printer components.
Exploded diagram of the paper feed mechanism.
Instructions for opening and closing the unit's casing.
Procedures for removing and replacing the printer assembly.
Removal and replacement of the main board.
Procedures for removing and replacing the battery pack.
Information regarding the keyboard assembly.
Procedures for removing and replacing the LCD screen board.
Procedures for removing and replacing the RS-232 interface board.
Overview of procedures for checking and adjusting service settings.
Safety warnings and environmental conditions for adjustments.
Lists the proprietary and dedicated test equipment required.
Diagram showing adjustment locations on the main board.
Procedure for checking and adjusting the battery charge voltage.
How to check and adjust the paper-mark Schmitt trigger sensitivity.
Adjusting ECG amplifier reference voltages and PWM ramp time.
Details on measuring and adjusting ECG amplifier reference voltages.
Information provided by the service screen and how to access it.
Instructions for installing software options and updates.
Information on how to order spare parts and contact SCHILLER.
Contact details for the service department.
Lists part numbers for various components of the AT-2plus.
Provides detailed technical specifications and data for the AT-2plus.
Technical details on the myogram filter.
Technical data on the line frequency filter.
Information on patient input safety and isolation.
Details of safety standards the device complies with.
Electromagnetic compatibility standards.
Classification of the device's safety class.
Operating and storage environmental conditions.
Description of the control panel elements.
Lists the different versions of the AT-2plus available.
Explains the purpose of the glossary.
Defines acronyms used in the SCHILLER instruments and AT-2plus Memory.
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