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Sokkia
About Sokkia
Sokkia manufactures survey instruments including total stations, levels, and GNSS equipment. The iX series robotic total stations deliver high accuracy for layout and data collection.
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Field Documentation
Your Sokkia equipment works harder with Gradelog
Calibration tracking, AI troubleshooting, shot logging, and as-built documentation — built for contractors using Sokkia equipment. Free to start.
Popular Guides for Sokkia
Buyer guides and equipment comparisons to help you choose the right Sokkia gear.
Optical Level Buying Guide for Contractors
Professional buyer's guide to optical levels for contractors. Compare Topcon, Sokkia, Leica, and Spectra models with real specs, accuracy ratings, and job-specific recommendations from 20 years of equipment sales.
Total Station Buying Guide for Surveyors and Contractors
Expert total station buying guide comparing Topcon GT-503, Trimble M3, Leica TS06, and Sokkia iM series. Real specs, honest tradeoffs, and decision guidance for contractors and surveyors.
Common Sokkia Error Codes
Step-by-step solutions for the most common Sokkia equipment errors and alerts.
Sokkia Total Station C10 Error (EDM Fault) — Fix Guide
Sokkia C10 error: EDM fault — the electronic distance measuring unit has failed or cannot measure. Expert fix guide from Express Tools.
Sokkia Total Station C20 Error (Tilt Sensor Fault) — Fix Guide
Sokkia C20 error: tilt sensor fault — the instrument's tilt compensation system has failed or is out of range. Expert fix guide from Express Tools.
Sokkia Total Station C30 Error (Memory Fault) — Fix Guide
Sokkia C30 error: memory fault — the instrument's internal memory has failed, is full, or cannot read/write data. Expert fix guide from Express Tools.
Sokkia Total Station Data Card / Memory Card Error — Fix Guide
Sokkia total station card error on SET, CX, iX series: CompactFlash or SD card not recognized, write-protected, or incompatible format. Step-by-step fix guide.
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Gradelog is the field-execution platform built for grading and earthwork crews. Log grade shots, track cut/fill, document phases with photos, and generate as-built reports — from the cab to the office.
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