CEM850N3X32D-G-BTD Digital Bluetooth Torque Wrench, 170～850 N.m

Tohnichi CEM850N3X32D-G-BTD is a high-precision digital indicating torque wrench engineered for quality inspections, precise torque verification, and controlled tightening in demanding assembly environments such as heavy automotive manufacturing, machinery installation, and general industrial maintenance. Delivering accurate measurements from 170 to 850 N·m via a 1" square drive with interchangeable QH32D ratchet head, this manual tool features dual LCD/LED displays for enhanced visibility, data memory for up to 999 measurements with Bluetooth wireless output alongside USB/RS232C, and judgment functions for immediate pass/fail feedback on torque. Robust and ergonomic with an aluminum body, it supports bi-directional operation (clockwise and counterclockwise) for versatile use in tightening and loosening tasks, promoting operator efficiency and reducing the risk of over-torquing in high-force applications.

Key Performance Specifications

• Torque Range: 170 - 850 N·m (1,494 - 7,470 in-lbs / 125 - 626 ft-lbs)
• Graduation: 1 N·m
• Accuracy: ±1% of indicated value
• Drive Size: 1" Square with QH32D Ratchet Head
• Loading Direction: Bi-directional (CW and CCW)

Physical and Environmental Specifications

• Overall Length: 1626 mm (64")
• Weight: 9.62 kg (21.2 lbs)
• Handle Diameter: Approximately 40 mm (ergonomic for high-torque control)
• Operating Temperature: 32°F to 104°F (0°C to 40°C); suitable for standard workshop conditions
• Battery Life: Ni-MH rechargeable; approx. 20 hours continuous use
• Storage Conditions: Dry environment to prevent corrosion; calibration recommended annually

Key Features

• Dual Display System: LCD for direct light viewing and 7-segment LED for dark environments, with real-time and peak torque readouts
• Bluetooth Wireless Output: Ver. 3.0 SPP profile for up to 10m range data transmission of torque, judgments, and timestamps to PC/mobile
• Data Memory & Connectivity: Stores up to 999 measurements (with date/time) via Bluetooth/USB/RS232C for easy traceability and Excel integration
• Judgment & Alerts: Buzzer and multi-color LED for immediate pass/fail on set limits, plus over-torque alarm and auto zero functions
• Ergonomic Aluminum Body: Unified design adapted for color vision deficiencies, with CE marking and interchangeable head for versatile workflows
• Applications: Optimized for large fastener tightening and inspection in heavy machinery, construction, automotive chassis, and general industrial assembly; excels in torque auditing and compliance verification