The TT-CA series of calibration arms are designed for calibration and verification of torque measuring equipment. They can be used by metrology labs and QC departments to test and adjust torque torque transducers and sensors. We offer a range of arms from 1 to 48 inches in length to calibrate equipment up to 1000 ft-lb.
Standard and high-accuracy models available.
Metric sizes and custom spec arms can be supplied, contact us for details.
Note: Weights sold separately and are not available from Checkline.
Suggested source for calibration weights:
Rice Lake Weighing Systems - www.ricelake.com
Troemner Precision Weights - www.troemner.com
- Supplied with NIST Traceable Calibration Certificate
- ISO-17025 certification optional
- Constructed from high quality 6060-T6 anodized aluminum
- Metric models available, inquire
- Custom sizes available, inquire
- Can be used for a wide range of applications
| Model | Length | Standard Tolerance +/- | Drive |
|---|---|---|---|
| TTCA-2 | 2.000" | 0.0023 | 1/4" Female Sq |
| TTCA-4 | 4.000" | 0.0046 | 1/4" Female Sq |
| TTCA-10 | 10.000" | 0.0114 | 1/2" Female Sq |
| TTCA-12 | 12.000" | 0.0137 | 1/2" Female Sq |
| TTCA-24 | 24.000" | 0.0274 | 1" Female Sq |
| TTCA-48 | 48.000" | 0.0547 | 1-1/2" Female Sq |
| TTCA-.1M | 0.1m | TBA | 1/4" Female Sq |
| TTCA-.25M | 0.25m | TBA | 1/2" Female Sq |
| TTCA-.5M | 0.5m | TBA | 1" Female Sq |
| TTCA-1M | 1m | TBA | 1-1/2" Female Sq |
| Dimensional Accuracy | Standard Accuracy Arms are for use with +/-0.5% tolerance transducers High Accuracy Arms are for use with +/-0.25% tolerance transducers |
Torque arms include single weight pans. Standard operating procedure is to install the arm, attach the weight pan then zero out the weight pan. Arms also include a wire with a loop on each side so you can supply your own certified hanger with slotted weights.
| Item | Description | Price | ||
|---|---|---|---|---|
| Standard Accuracy Arms | ||||
No longer available, 2 inch arm is recommended | $ | |||
2 inch Calibration Wheel, 200 oz-in Capacity, 1/4 F Sq Drive, Includes Weight Pan, Drive Adapter Sold Separately | $1,195.00 | |||
4 inch Calibration Wheel, 100 lb-in Capacity, 1/4 F Sq Drive, Includes Weight Pan, Drive Adapter Sold Separately | $1,425.00 | |||
10 inch Calibration Wheel, 250 lb-ft Capacity, 1/2 F Sq Drive, Includes Weight Pan, Drive Adapter Sold Separately | $1,750.00 | |||
12 inch Calibration Wheel, 300 lb-ft Capacity, 1/2 F Sq Drive, Includes Weight Pan, Drive Adapter Sold Separately | $1,825.00 | |||
24 inch Calibration Wheel, 750 lb-ft Capacity, 1 F Sq Drive, Includes Weight Pan, Drive Adapter Sold Separately | $2,395.00 | |||
48 inch Calibration Arm, 1000 lb-ft Capacity, 1.5 F Sq Drive, Includes weight pan. Counter Balance and Drive Adapter Sold Separately | $3,895.00 | |||
| High Accuracy Arms (+/-0.025%) | ||||
TTCA-4A | 4 inch High Accuracy Calibration Wheel, 100 lb-in Capacity, 1/4 Sq Drive, Includes Weight Pan, Drive Adapter Sold Separately | $1,795.00 | ||
TTCA-10A | 10 inch High Accuracy Calibration Wheel, 250 lb-ft Capacity, 1/2 F Sq Drive, Includes Weight Pan, Drive Adapter Sold Separately | $2,095.00 | ||
TTCA-24SA | 24 inch High Accuracy Calibration Wheel, 300 lb-ft Capacity, 1 F Sq Drive, Includes Weight Pan, Drive Adapter Sold Separately | $2,735.00 | ||
TTCA-24A | 24 inch High Accuracy Calibration Wheel, 750 lb-ft Capacity, 1 F Sq Drive, Includes Weight Pan, Drive Adapter Sold Separately | $2,750.00 | ||
TTCA-48A | 48 inch High Accuracy Calibration Arm, 1000 lb-ft Capacity, 1.5 F Sq Drive, Includes weight pan. Counter Balance and Drive Adapter Sold Separately | $4,145.00 | ||
| Metric Calibration Arms | ||||
TTCA-.1M | 0.1m Calibration Wheel, 11.3 Nm Capacity, 1/4 F Sq Drive, Includes Weight Pan, Drive Adapter Sold Separately | $1,525.00 | ||
TTCA-.25M | 0.25m Calibration Wheel, 340 Nm Nm Capacity, 1/4 F Sq Drive, Includes Weight Pan, Drive Adapter Sold Separately | $1,850.00 | ||
TTCA-.5M | 0.5 Meter Calibration Arm, 750 lb-ft Capacity, 1 Sq Drive, Includes Weight Pan, Drive Adapter Sold Separately | $2,495.00 | ||
TTCA-1M | 1 Meter Calibration Arm, 1000 lb-ft Capacity, 1.5 F Sq Drive, Includes weight pan, Drive Adapter and Counter Balance Sold Separately | $3,995.00 | ||
| Accessories | ||||
TTCA-CB | Counter Balance for all TTCA-48 and TTCA-1M Arms | $475.00 | ||
| Drive Adapters | ||||
CA2525 | Drive Adapter, 1/4 inch Male Square to 1/4 inch Male Square | $180.00 | ||
Drive Adapter, 1/4 inch Male Square to 1/4 inch Male Hex | $180.00 | |||
CA2538 | Drive Adapter, 1/4 inch Male Square to 3/8 inch Male Square | $180.00 | ||
Drive Adapter, 3/8 inch Male Square to 3/8 inch Male Square | $180.00 | |||
Drive Adapter, 1/2 inch Male Square to 1/4 inch Male Square | $180.00 | |||
CA5038 | Drive Adapter, 1/2 inch Male Square to 3/8 inch Male Square | $180.00 | ||
Drive Adapter, 1/2 inch Male Square to 1/2 inch Male Square | $180.00 | |||
Drive Adapter, 1 inch Male Square to 1/2 inch Male Square | $225.00 | |||
Drive Adapter, 1 inch Male Square to 3/4 inch Male Square | $225.00 | |||
Drive Adapter, 1 inch Male Square to 1 inch Male Square | $225.00 | |||
CA1510 | Drive Adapter, 1.5 inch Male Square to 1 inch Male Square | $225.00 | ||
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