CDI logo

Chicago Dial Indicator

American Made Precision Measuring Products Since 1932

This basic / core function indicator is simple to use and “Made in the USA” with a patented absolute sensor. It features long battery life, never loses position and does not over speed. Contains a built-in wireless short range radio which can be paired with the "Electronic Dial Indicator" App in the Apple Store or Google Play. A built-in long range wireless radio is optional.

CORE Indicator Features

  • Absolute Sensor – Never lose position (even when replacing batteries)
  • Long Battery Life – Approximate Hours: Casual Daily Use +10,000 Hours; Average Daily Use +6,000 Hours; Wireless Communication Use 1,000 Hours
  • Fast spindle speeds
  • Fixed Scale – More robust, reliable, & compact design than a moving scale
  • Incremental Measuring Mode
  • Large Display with ½” Tall Numbers
  • Off Button
  • Rotating Bezel 270 degrees
  • + / - Travel Direction Change Button
  • Lock Function
  • Floating Zero
  • Resolution Change Button
  • IN mm Button – Change displayed units
  • Low Battery Warning Icon
  • Data Send Button
  • Data Cables USB, MTI (Digimatic), RS232
  • Data Output Modes USB, MTI (Digimatic), WEDGE (Keyboard-spreadsheet), RS232, CDI
  • Built-In wireless short range radio module (standard equipment) Download “Electronic Dial Indicator” App in iOS and Android Stores.
  • Built-in wireless Long Range Radio Module (optional). MicroRidge Radio Receiver sold separately. Not available with Short Range Radio.
  • NO RADIO-Available with no short range radio or no long range radio (optional) ON REQUEST  
  • NO RETURN SPRING -Available with no return spring  ON REQUEST  
  • 8MM STEM & M2.5 Spindle / Thread Points - Available with 8mm stem / M2.5 ON REQUEST  
  • Special Programming, special length stems, and other specials available on request
  • Comes Standard with Lug Back
  • Made In USA

Note: To view all table data, scroll table left and right.

Wireless Short Range Radio Module (standard)

Model includes built-in Short Range Radio. Download Free Apple iOS or Android App.

.250"

RANGE/TRAVELRESOLUTION
(operator changeable)
ModelPRICE 
.250" .0001"/.002mm COR2500pdf
$450.00
Add to cart
.250" .00005"/.001mm COR3500pdf
$450.00
Add to cart

.600"

RANGE/TRAVELRESOLUTION
(operator changeable)
ModelPRICE 
.600" .0005"/.01mm COR4600pdf
$450.00
Add to cart
.600" .0001"/.002mm COR2600pdf
$450.00
Add to cart
.600" .00005"/.001mm COR3600pdf
$460.00
Add to cart

1.0"

RANGE/TRAVELRESOLUTION
(operator changeable)
ModelPRICE 
1.0" .0005"/.01mm COR4110pdf
$460.00
Add to cart
1.0" .0001"/.002mm COR2110pdf
$460.00
Add to cart
1.0" .00005"/.001mm COR3110pdf
$470.00
Add to cart

2.0"

RANGE/TRAVELRESOLUTION
(operator changeable)
ModelPRICE 
2.0" .001"/.02mm COR1720pdf
$695.00
Add to cart
2.0" .0005"/.01mm COR4720pdf
$695.00
Add to cart
2.0" .0001"/.002mm COR2720pdf
$710.00
Add to cart
2.0" .000050"/.001mm COR3720
$725.00
Add to cart

4.0"

RANGE/TRAVELRESOLUTION
(operator changeable)
ModelPRICE 
4.0" .001"/.02mm COR1820pdf
$1,150.00
Add to cart
4.0" .0005"/.01mm COR4820pdf
$1,150.00
Add to cart
4.0" .0001"/.002mm COR2820pdf
$1,200.00
Add to cart
4.0" .000050"/.001mm COR3820
$1,250.00
Add to cart

Note: To view all table data, scroll table left and right.

Wireless Long Range Radio Module (optional)

Model includes built-in MicroRidge Long Range Radio. PC USB Base Sold Separately.

Wireless firmware and setup programs:  www.microridge.com/wl_downloads.htmProduct updates program:  www.microridge.com/product_updates_prog.htmUsing CDI with MobileCollect Tech Note:  www.microridge.com/wl_users_guides.htm

.250"

RANGE/TRAVELRESOLUTION
(operator changeable)
ModelPRICE 
.250" .0001"/.002mm COR2500-Rpdf
$575.00
Add to cart
.250" .00005"/.001mm COR3500-Rpdf
$575.00
Add to cart

.600"

RANGE/TRAVELRESOLUTION
(operator changeable)
ModelPRICE 
.600" .0005"/.01mm COR4600-Rpdf
$575.00
Add to cart
.600" .0001"/.002mm COR2600-Rpdf
$575.00
Add to cart
.600" .00005"/.001mm COR3600-Rpdf
$585.00
Add to cart

1.0"

RANGE/TRAVELRESOLUTION
(operator changeable)
ModelPRICE 
1.0" .0005"/.01mm COR4110-Rpdf
$585.00
Add to cart
1.0" .0001"/.002mm COR2110-Rpdf
$585.00
Add to cart
1.0" .00005"/.001mm COR3110-Rpdf
$595.00
Add to cart

2.0"

RANGE/TRAVELRESOLUTION
(operator changeable)
ModelPRICE 
2.0" .001"/.02mm COR1720-Rpdf
$810.00
Add to cart
2.0" .0005"/.01mm COR4720-Rpdf
$810.00
Add to cart
2.0" .0001"/.002mm COR2720-Rpdf
$835.00
Add to cart
2.0" .000050"/.001mm COR3720-R
$850.00
Add to cart

4.0"

RANGE/TRAVELRESOLUTION
(operator changeable)
ModelPRICE 
4.0" .001"/.02mm COR1820-Rpdf
$1,285.00
Add to cart
4.0" .0005"/.01mm COR4820-Rpdf
$1,285.00
Add to cart
4.0" .0001"/.002mm COR2820-Rpdf
$1,335.00
Add to cart
4.0" .000050"/.001mm COR3820-R
$1,350.00
Add to cart
Join Our Email List