Mitsubishi AD61 — The AD61 from Mitsubishi is a high-speed counter module that is not only incredibly dependable but also compatible with programmable logic c

Part numberAD61
BrandMitsubishi
CategoryCounter Module
DescriptionThe AD61 from Mitsubishi is a high-speed counter module that is not only incredibly dependable but also compatible with programmable logic c
ManufacturerMitsubishi
Product LineA Series
Part NumberAD61
Weight0.81 lbs (0.37 kg)
TypeHigh speed counter module
CompatibilityMELSEC-A programmable logic controllers
I/O points32 points
Number of channels2 channels
Operating temperature0 to 50 degrees Celsius
Storage temperature-10 to 75 degrees Celsius
Operating ambient humidity10 to 90% RH, no condensation
Storage ambient humidity10 to 90% RH, no condensation
Vibration resistanceConforms to JIS C 0911
Shock resistanceConforms to JIS C 0912
Noise durabilityBy noise simulator 1000Vpp noise voltage, 1 us noise width, and 25 to 60 Hertz noise frequency
Dieletric withstand voltage1500 Volts AC for 1 minute across AC external terminals and ground
Insulation resistance5M Ohms or larger by 500 Volts DC insulation resistance tester across batch of AC external terminals and ground
Operating ambienceFree of corrosive gasses, minimum dust is allowed
Cooling methodSelf-cooling

The AD61 from Mitsubishi is a high-speed counter module that is not only incredibly dependable but also compatible with programmable logic controllers that use the MELSEC-A protocol. It offers a total of 32 I/O points that are split between two channels and give you access to both of them. It is designed to perform correctly throughout a temperature range of 0 to 50 degrees Celsius and a...

Compatibility data for this part number is being verified. Send an RFQ with your equipment model and serial — our suppliers confirm fitment before quoting.

Data compiled from 1 verified source. Last reviewed 2026-08-16.

Related Mitsubishi parts