Description
The Keyence TM-040 is a precision optical micrometer sensor head designed for high-accuracy dimensional measurement applications. Featuring an InGaN Green LED light source and an IP64-rated aluminum housing, the TM-040 delivers exceptional repeatability and micron-level precision for industrial inspection and metrology tasks.
Technical Specifications
| Condition |
New/Never Used Surplus |
| Brand |
Keyence |
| Category |
Sensors & Switches |
| Part Number |
TM-040 |
| Subcategory |
Optical Micrometer |
| Measuring Range |
Ø40 mm (1.57") |
| Minimum Detectable Object |
0.3 mm (0.01") |
| Transmitter/Receiver Distance |
180 mm (7.09") |
| Light Source |
InGaN Green LED |
| Measurement Accuracy |
±2 µm |
| Repeatability |
±0.15 µm |
| Sampling Cycle (Trigger Interval) |
5.5 ms (33 ms at initial setting) |
| Enclosure Rating |
IP64 |
| Ambient Temperature Range |
0 to +50 °C (32 to 122 °F) |
| Relative Humidity |
35 to 85% RH (No condensation) |
| Material |
Aluminum |
| Transmitter Weight |
Approx. 560 g |
| Receiver Weight |
Approx. 720 g |
| Base Weight |
Approx. 630 g |
| Mounting Type |
Fixed or adjustable base |
| Output Interface |
Compatible with TM Series controllers |
| Measurement Type |
Non-contact optical |
| Weight |
Approx. 1.9 kg total (transmitter, receiver, base) |
Information About TM-040
The TM-040 is part of Keyence’s TM Series of laser and LED micrometer sensor heads built for non-contact measurement of diameter, thickness, and edge position. It utilizes a green LED light source to achieve excellent stability and resolution across a 40 mm measurement range. The unit is designed for integration with compatible Keyence controllers, supporting advanced data processing and system synchronization. Engineered with a rugged aluminum body and IP64 protection, the TM-040 performs reliably in production and laboratory environments.
Key Features:
- Wide Measurement Range: Supports a measuring range of Ø40 mm (1.57"), suitable for a broad range of target sizes.
- High Accuracy: Provides ±2 µm measurement accuracy for critical precision applications.
- Fine Repeatability: Offers ±0.15 µm repeatability, ensuring stable and consistent readings.
- Compact Setup: Maintains a transmitter/receiver distance of 180 mm for flexible installation.
- Fast Sampling Cycle: Operates at 5.5 ms trigger interval, optimizing throughput in automated setups.
- Durable Construction: Built with a lightweight aluminum body for long-term industrial reliability.
- Environmental Protection: IP64 enclosure rating guards against dust and water spray.
- Stable Light Source: Utilizes an InGaN Green LED for high visibility and consistent signal intensity.
- Wide Environmental Range: Functions in ambient temperatures from 0 to +50 °C and humidity up to 85% RH.
- Easy Integration: Compatible with Keyence TM Series controllers for plug-and-play system expansion.
The TM-040 delivers the reliability and precision required for high-performance dimensional and quality inspection applications.
