Starrett 2900-1-1 Electronic Indicator 1"/25mm Range IP67 SPC Output

The Starrett 2900-1-1 is a professional-grade electronic indicator featuring a 1"/25mm measuring range and Starrett's innovative True Absolute Sensor Technology, which retains position and zero set point even during battery replacement — minimizing the risk of data loss for exceptional reliability in precision measurement applications.

Key Features:

• True Absolute Sensor Technology: Remembers position and zero set point even during battery replacement, eliminating the risk of losing critical measurement data
• IP67 Protection: Fully sealed against dust ingress and temporary water immersion — built to withstand demanding shop environments
• SPC/RS-232 Data Output: Equipped with RS-232 output for seamless integration with the Starrett DataSure Wireless Data Collection System
• Dual-Unit Display: Instantly toggle between inch and millimeter readings with a single button press
• Min/Max/TIR Functions: Captures minimum and maximum spindle travel values; TIR function displays the full difference between readings for runout measurement
• Go/No-Go Limit Setting: Programmable upper and lower limits with visual pass/fail indication for efficient quality control inspection
• Preset Function: Set a custom reference zero at any point within the measurement range
• Rechargeable Battery: Built-in rechargeable battery with auto sleep mode after 30 minutes of inactivity to conserve charge
• Standard 3/8" Stem Mount: Compatible with AGD-style gage stands, indicator holders, and standard accessories
• Intuitive Interface: Clearly labeled buttons and large digital display designed for fast, easy operation on the shop floor

The Starrett 2900-1-1 electronic indicator delivers the accuracy, durability, and data connectivity demanded by professional machinists, quality control inspectors, and toolroom technicians. Its rugged IP67-rated housing and absolute encoder technology make it a dependable choice for repetitive inspection tasks, surface plate work, and machine setup applications.