Thank you very much for purchasing a Delvo Torque Checker. For safe and efficient operation, please read this Operation Manual through before use, get a good understanding of the operating precautions, capabilities of this product, how to use it, and other details, and use it correctly. Contents 1....
1. Safety precautions • Be sure to take all "Safety precautions" given here to prevent fires, electric shocks, injury, and other accidents. • Read these "Safety precautions" carefully before use and use the product correctly according to the instructions. • After reading it, be sure to store this manual at a place where anyone using the product can have access to the product any time.
12. Check for damaged parts. • Before use, check sufficiently for damage. Make sure that the product functions normally and displays specified functionality. • Check all parts that may affect the product's operation for any abnormality. • When replacing any part, follow the Operation Manual. 13.
4. Specifications 4-1. Product proper Model DLT1173A DLT1673A DLT1973A Measurement range N•m 0.015 - 1.500 0.15 - 10.00 4.00 - 12.00 Maximum allowable torque 1.800 12.00 18.00 N•m Within 0.5% (F.S.) Within 0.5% (F.S.) Within 0.5% (F.S.) For 0.2N•m or less, For 2N•m or less, Precision 1 digit...
5. Accessories (1) Standard accessories Model DLT1173A DLT1673A DLT1973A Model: DLW4430 Model: DLW4360 with spring for with spring (strong) for Model: DLW4000 Measuring joint 0.15-1.5N•m (spring 0.15-6.5N•m (spring color: Soft joint color: golden) black) Model: DLW4660 Spring (weak) alone for Accessory spring 0.15-1.5N•m (spring color: golden )
6. How to use the product 6-1. Getting ready for measurement (1) Stabilize the product. DLT1173A、DLT1673A Fasten the product if necessary. To fasten it securely, remove the rubber legs attached to the back side and use the tap holes. A holding fixture “DLW1300”...
[2] While holding down the CLEAR key, press the power ON/OFF key once. When the liquid crystal panel displays something, stop pressing the CLEAR key. [3] Each push of the CLEAR key changes the time reading. (The time reading will change as shown below.) Select an automatic reset time.
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(2) How to use a soft joint or a hard joint (DLT1973A) Soft joint DLW4000 (included as standard) According to ISO5393, a screw is defined to turn more than 720 in its seated position before it gets the specified torque when it tightens a soft item (soft joint). Use the proper combination for the tightening condition.
Combination of bearing ring and bearing The combination of a bearing ring and a thrust needle bearing should be the diagram below indicates, and apply grease to the bearing ring and the bearing. Using a different combination (direction) from the diagram below may cause the damage to the parts. 6-4.
Note When you perform no operation while “ALL” or “CLR” is blinking on the liquid crystal panel, the measurement becomes available. (Data is not deleted.) 6-5. External output (1) Serial output This product comes with output terminals connectable to products compliant to the specifications of Mitsutoyo Digimatic manufactured by Mitsutoyo Corp.
Specifications Data bit length Start bit, 1 bit + 8 bits + 2 stop bits + no parity 19200bps Connector shape USB (B type) Baud rate Format ± Space Code Measurement Space Unit All data 21 : Cancel : In memory mode = number of samples / in normal mode = space : Specifies enlarged printout with double width.
6-8. Judgment function and peak down setting Whether the measurement result is within the standard values or not judged, and the judgment result is notified using lamps and/or buzzers. The judgment is executed only when the measuring mode is PP (peak mode). (The measurement value must be 10 digits or higher.) In the case that the measuring mode is PD (peak down), when a higher value than the peak down setting is detected, it is notified by a green lamp.
[3] When the measurement value is larger than the lower limit value or lower than the upper limit value, the GOOD lamp is turned ON. When the measurement value is larger than the upper limit value or lower than the lower limit value, the NG lamp is turned ON.
A type plug C type plug A type plug For Japan and US For Europe Battery charger Either (DLE1833A) 6-11. Resetting of the system In some case, the CPU inside the device may not be activated when the power is on with a Ni-MH battery charged after fully discharged (due to being left unused for a long time).
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