The Mountz MDC-26 / MDC-32 Version II Operation Manual describes a comprehensive system for controlled fastening, consisting of a DC Servo screwdriver and a controller. This system is designed for precision torque and angle applications, offering advanced features for monitoring, programming, and data management.

Function Description

The MDC-26 / MDC-32 system is a digital torque and angle fastening solution. Its primary function is to provide precise control over fastening processes, ensuring quality and consistency in assembly applications. The system allows users to program and execute fastening sequences with specific torque and angle targets, monitor real-time data, and manage fastening results. It supports both manual and automated operations, with options for remote control and data output.

Important Technical Specifications

Controller (MDC-26 / MDC-32 Series):

Input Voltage: AC120VC / AC230V, 50/60Hz
Output: DC38V 3.5A
Fuse: 230V 25A
Operating Environment: 0 ~ 40℃ / 15 ~ 80% RH (without dew)
Front Panel: 4.3" Color LCD with touch screen (MDC) or 5 inch (800 x 480 px) (MDC II)
Communication: 1 x RS232C, 1 x Ethernet
Protocol: Modbus, Open protocol (MDC II)
I/O: 8 Input & 8 Output flexible I/O (25P D-Sub) (MDC) or 15 inputs & 8 outputs (MDC II)
No. of Programs (Presets): 15 (MDC) or 20 steps (MDC II)
Torque Calibration: -10% ~ +10%
Screwdriver Recognition: Auto detection of connected driver when power ON
Error Display: Error code display (3 groups)
Fastening Verification: NG/OK by preset pattern of angle
Dimensions:
- MDC: 150(w) 198(d) 106(h)
- MDC II: 150(w) 205(d) 110(h)
SD Option Card: Optional (MDC) or Standard built-in (MDC II)
Firmware Management: Requires version compatibility (MDC) or No version related (MDC II)
Language: Optional by UI replacement (MDC) or Selectable English, French, Spanish (MDC II)
Parameter Setting: PC software ParaMon (MDC) or Controller front LDC, Web server (MDC II)
Advanced Function: 15 Parameters for preset (MDC) or 30 parameters for preset (MDC II)

Screwdrivers (MD, MDP, MDA, MDH series):

Electric Power: DC38V, 5A max
Motor: Swiss DC servo motor
Torque Repeatability: +/- 3%
Speed: Auto speed by torque setting

The manual provides detailed model specifications for various screwdriver types, including straight hand-held (MD series), pistol grip hand-held (MDP series), angle head hand-held (MDH series), and spindle for automation (MDA series). Each model has specific torque ranges, speed ranges, and bit socket types. For example, the MD2601 has a torque range of 0.26 - 3.47 lbf.in. and a speed range of 150-2000 RPM, while the MD3264 has a torque range of 69.44 - 434 lbf.in. and a speed range of 50-115 RPM.

Usage Features

Digital Torque and Angle Program: The system allows for programming up to 15 preset numbers and 2 multi-step sequence programs, enabling precise control over fastening processes.
Model Management: It can manage 15 models with variable presets, including counting numbers and I/O in sequential 10 steps (MDC) or 20 steps (MDC II).
Color LCD Touch Screen: Provides an intuitive interface for easy control and monitoring.
Auto Speed Setting by Torque: Automatically adjusts the fastening speed based on the set torque, optimizing performance for different joint characteristics.
Monitoring Fastening Quality: Displays real-time torque data, curve, and angle, along with fastening quality (OK/NG) and screw count.
Error Information: Provides error codes for quick troubleshooting.
Easy Parameter Setting: Parameters can be set directly on the controller or via PC software (ParaMON) or a web server (MDC II).
Real-time Data Output: Outputs fastening data in real-time, facilitating data logging and analysis.
Communication Ports: Equipped with RS232C and Ethernet communication ports for integration with other systems.
Multi-Sequence Programs: Supports complex fastening sequences with multiple steps and conditions.
Advanced Functions: Includes features like free reverse rotation, prevailing torque settings, engaging torque detection, and angle after torque-up.
Barcode Integration: Allows for selecting presets or models using a barcode scanner, streamlining production processes.
Remote Operation: Enables remote control of the tool, auto-customizing parameters, and system resets.
Customizable Settings: Users can adjust date, time, backlight brightness, and data saving options.

Maintenance Features

Firmware Upgrade: The system supports firmware upgrades via an SD card, ensuring the controller stays up-to-date with the latest features and improvements.
Parameter Initialization: Allows for initializing controller parameters to factory settings, useful for troubleshooting or reconfiguring the device.
Power Reset: Provides a software-based reboot equivalent to powering off and on, refreshing the system without physical intervention.
Factory Reset: Resets all parameters to their factory default settings, useful for a complete system reinitialization.
SD Card Data Logging: Fastening data, including time, torque, speed, and angles, is automatically saved to an SD card in CSV format, facilitating record-keeping and analysis for maintenance and quality control.
Error History: Stores a history of up to 8 errors, aiding in diagnosing recurring issues.
Mountz Calibration & Repair Services: Mountz Inc. offers experienced calibration and repair services for their tools, including torque wrenches, screwdrivers, analyzers, and other power tools. They provide rapid service and perform calibrations in accordance with ANSI/NCSL-Z540 standards.

Mountz MDC-26 - Page 59

Related product manuals