Manual Tester Feature Comparison
MANUAL SPRING TESTERS
FEATURE COMPARISON		 FDHT Solid Height Checker ECT CDHT DHT DHT +Plus SDHT FDHT 1500 DHT 1500 SDHT 2000 SDHT 2000 Wide Body
Force Measurement ✅ N/A ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅
Length Measurement N/A ✅ ✅ ✅ ✅ ✅ ✅ N/A ✅ ✅ ✅
Standard Compression Range 18″ N/A 5″ 6″ 12″ 12″ 12″ 18″ 18″ 18″ 18″
Maximum Compression Range 18″ N/A 5″ 6″ 18″ 18″ 24″ 72″ 72″ 72″ 72″
Standard Extension Range 16″ N/A N/A N/A 10″ 10″ 10″ 16″ 16″ 16″ 16″
Maximum Extension Range 16″ N/A N/A N/A 16″ 16″ 22″ 70″ 70″ 70″ 70″
Standard Stroke 7″ 6″ 5″ 6″ 6″ 6″ 11″ 13″ 13″ 13″ 13″
Maximum Stroke 7″ 12″ 5″ 6″ 6″ 6″ 19″ 36″ 36″ 36″ 34.5″
Standard Platform Diameter Ø 2″ 2.375″ 2″ 2″ 2″ 2″ 2″ or 2.375″ 3.5″ 3.5″ 2″ 2″
Maximum Platform Diameter Ø 4″ 4″ 4″ 4″ 4″ 4″ 4″ 6″ 8″ 8″ 16″
Standard Length Resolution N/A 0.0005″ 0.0005″ 0.001″ 0.001″ 0.0005″ 0.0005″ N/A 0.0005″ 0.0005″ 0.0005″
Standard Length Accuracy N/A ±0.002″ ±0.002″ ±0.002″ ±0.002″ ±0.001″ ±0.001″ N/A ±0.001″ ±0.001″ ±0.001″
Load Cell – 2 lbf / 907 g / 8.9 N ✅ N/A N/A N/A ✅ N/A ✅ ✅ N/A ✅ N/A
Load Cell – 11 lbf / 5 kg / 49 N ✅ N/A N/A ✅ ✅ N/A ✅ ✅ N/A ✅ N/A
Load Cell – 22 lbf / 10 kg / 98 N ✅ N/A N/A N/A N/A N/A ✅ ✅ N/A ✅ N/A
Load Cell – 66 lbf / 30 kg / 294 N ✅ N/A N/A N/A N/A N/A ✅ ✅ N/A ✅ ✅
Load Cell – 110 lbf / 50 kg / 489 N ✅ N/A ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅
Load Cell – 200 lbf / 91 kg / 890 N ✅ N/A ✅ N/A N/A N/A ✅ ✅ N/A ✅ ✅
Load Cell – 550 lbf / 249 kg / 2,447 N N/A N/A N/A N/A N/A N/A N/A N/A N/A ✅ N/A
Load Cell – 750 lbf / 340 kg / 3,336 N ✅ N/A ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅
Load Cell – 1,000 lbf / 454 kg / 4,448 N N/A N/A N/A N/A N/A N/A N/A N/A N/A ✅ N/A
Load Cell – 1,500 lbf / 680 kg / 6,672 N ✅ N/A ✅ N/A N/A N/A N/A ✅ ✅ ✅ ✅
Load Cell – 2,000 lbf / 907 kg / 8,896 N N/A N/A N/A N/A N/A N/A N/A N/A N/A ✅ ✅
USB / RS 232 Output OPT ✅ OPT OPT OPT ✅ ✅ N/A N/A ✅ ✅
Micro Length Adjust with Built-In Stops N/A N/A N/A N/A N/A ✅ ✅ N/A N/A N/A N/A
Compression Testing ✅ N/A ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅
Extension Testing ✅ N/A N/A N/A ✅ ✅ ✅ ✅ ✅ ✅ ✅
Double Stop Rods N/A N/A N/A N/A ✅ N/A N/A N/A N/A N/A N/A
Tracking or Peak Modes ✅ N/A ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅
Solid Height Mode N/A ✅ N/A N/A N/A N/A N/A N/A N/A N/A N/A
Load Cell & Frame Deflection Compensation ✅ N/A ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅
Mechanical & Software Overload Protection ✅ N/A ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅
Built-in Shunt Calibration Verification ✅ N/A ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅
Digital Calibration & Linearization ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅
Backlit Digital LED Display ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅
Wipe-Clean Embossed Key Faceplate ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅
Push-Button Force / Length Zeroing ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅
NIST Traceable Calibration ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅ ✅
Internal 8 Hour Battery for Portable Use N/A N/A N/A N/A N/A N/A ✅ N/A N/A ✅ ✅
User Programmable Filter N/A N/A N/A N/A N/A N/A ✅ N/A N/A ✅ ✅
Length / Force Offset N/A N/A N/A N/A N/A N/A ✅ N/A N/A ✅ ✅
Customizable Print Headings N/A N/A N/A N/A N/A N/A ✅ N/A N/A ✅ ✅
Statistical Summary Printout N/A N/A N/A N/A N/A N/A ✅ N/A N/A ✅ ✅
Built-in 1,800 Test Point Data Dogger N/A N/A N/A N/A N/A N/A ✅ N/A N/A ✅ ✅
Complete Computerized Tester Diagnostics N/A N/A N/A N/A N/A N/A ✅ N/A N/A ✅ ✅
20-Bit Internal Force Resolution N/A N/A N/A N/A N/A N/A ✅ N/A N/A ✅ ✅
Rigid Double Column Design N/A N/A N/A N/A N/A N/A N/A ✅ ✅ ✅ ✅
Load Cell Mounting to Column or Base N/A N/A N/A N/A N/A N/A N/A ✅ N/A N/A N/A
Built-in 0.437″ Thru-Hole N/A N/A N/A N/A N/A N/A N/A N/A N/A ✅ ✅