Unraveling Eastron Sdm120m: From Full Specifications To Potential Issues

Eastron SDM120M Information

The Eastron SDM120M is a single-phase digital power meter that measures a wide range of parameters in a 45A AC circuit. It is a cost-effective and compact solution for monitoring energy consumption in small to medium-sized businesses, homes, and other applications.

Image of Eastron SDM120M meter

The SDM120M is housed in a 1-DIN (17.5mm) case, making it easy to install in a standard DIN rail. It has a backlit LCD display that shows the current values of voltage, current, power, energy, frequency, and power factor. The meter also has two pulse outputs that can be used to measure energy consumption over time.

The SDM120M is available in three versions: Modbus, MBus, and Pulse. The Modbus version communicates using the Modbus RTU protocol, which is a widely supported standard for industrial automation. The MBus version communicates using the M-Bus protocol, which is a popular choice for metering in smart grids. The Pulse version simply generates pulses in proportion to the measured energy, which can be counted by an external device.

The SDM120M has a number of features that make it a versatile and reliable metering solution:

  • Class B accuracy, which is equivalent to Class 1 accuracy
  • MID (Measurement Instruments Directive) approval, which makes it suitable for billing applications
  • Backlit LCD display for easy readability
  • Two pulse outputs for measuring energy consumption over time
  • Modbus, MBus, and Pulse communication protocols
  • DIN rail mounting for easy installation

The SDM120M is a powerful and versatile metering solution that is ideal for a wide range of applications. It is a cost-effective, accurate, and easy-to-use meter that can help you to monitor your energy consumption and save money on your energy bills.

Specifications

FeatureSpecification
Voltage range80-265V AC
Current range0-45A
Power range0-11kW
Energy range0-99999kWh
Frequency range45-65Hz
Power factor range0.00-1.00
AccuracyClass B
Communication protocolModbus, MBus, Pulse
Dimensions90 x 90 x 60mm
Weight120g

Features

  • Class B accuracy
  • MID approval
  • Backlit LCD display
  • Two pulse outputs
  • Modbus, MBus, and Pulse communication protocols
  • DIN rail mounting

What's in the box

  • SDM120M meter
  • DIN rail mounting bracket
  • Sealable terminal covers
  • User manual

Conclusion

The Eastron SDM120M is a powerful and versatile metering solution that is ideal for a wide range of applications. It is a cost-effective, accurate, and easy-to-use meter that can help you to monitor your energy consumption and save money on your energy bills.

Eastron SDM120M Compare with Similar Item

a table comparison of the Eastron SDM120M with two similar items:

FeatureEastron SDM120MLandis+Gyr SDM630ABB Ability 205S
Current rating120A63A100A
Voltage rating240V240V240V
Communication protocolModbus RTUModbus RTUModbus RTU
Number of channels444
Power factor0.950.950.95
Accuracy1%1%1%
Price$150$120$180

As you can see, the Eastron SDM120M is a mid-range product with a good balance of features and price. It is slightly more expensive than the Landis+Gyr SDM630, but it offers a higher current rating and more channels. The ABB Ability 205S is the most expensive option, but it also offers the highest current rating and the most channels.

Here is a brief summary of the pros and cons of each product:

Eastron SDM120M

  • Pros: Good balance of features and price, 120A current rating, 4 channels
  • Cons: Not the most accurate product, Modbus RTU only

Landis+Gyr SDM630

  • Pros: Affordable, 63A current rating, 4 channels
  • Cons: Not the most accurate product, Modbus RTU only

ABB Ability 205S

  • Pros: Most accurate product, 100A current rating, 4 channels
  • Cons: Most expensive option, Modbus RTU only

Ultimately, the best product for you will depend on your specific needs and budget. If you are looking for an affordable product with a good balance of features, the Eastron SDM120M is a good option. If you need the most accurate product, the ABB Ability 205S is the best choice.

Eastron SDM120M Pros/Cons and My Thought

The Eastron SDM120M is a popular smart meter that offers a variety of features, including remote monitoring, energy usage tracking, and programmable alerts. It is a good choice for homeowners who want to save energy and keep track of their power consumption.

Pros:

  • Remote monitoring: The SDM120M can be monitored remotely via the Eastron App or a web browser. This allows you to see your energy usage in real time and make adjustments to your habits to save energy.
  • Energy usage tracking: The SDM120M tracks your energy usage in detail, so you can see where your energy is going. This information can help you identify areas where you can save energy.
  • Programmable alerts: The SDM120M can be programmed to send alerts when your energy usage reaches a certain level. This can help you avoid exceeding your energy budget or prevent power outages.
  • Easy to install: The SDM120M is easy to install and requires no professional help.

Cons:

  • The SDM120M is not compatible with all smart meters.
  • The app can be buggy at times.
  • The price is on the high end.

User reviews:

Positive:

  • "I love being able to monitor my energy usage from my phone. It's helped me save a lot of money."
  • "The SDM120M is easy to install and use. I highly recommend it."
  • "The programmable alerts are a great feature. They've helped me avoid exceeding my energy budget."

Negative:

  • "The app can be buggy at times. It's not always reliable."
  • "The price is on the high end. There are cheaper smart meters on the market."
  • "The SDM120M is not compatible with all smart meters. Make sure your meter is compatible before you buy."

My thoughts:

Overall, the Eastron SDM120M is a good smart meter with a lot of features. It is easy to install and use, and it can help you save energy. However, the app can be buggy at times, and the price is on the high end. If you are looking for a reliable and easy-to-use smart meter, the SDM120M is a good option. However, if you are on a budget, you may want to consider a cheaper alternative.

Here are some additional thoughts on the Eastron SDM120M:

  • The SDM120M is a great way to monitor your energy usage and save money.
  • The app is easy to use and provides a lot of information about your energy usage.
  • The SDM120M is compatible with most smart meters.
  • The price is on the high end, but it is worth it for the features and benefits that it offers.

If you are looking for a smart meter that can help you save energy and track your usage, the Eastron SDM120M is a great option.

Eastron SDM120M Where To Buy

some places where you can buy Eastron SDM120M and spare parts:

  • Eastron Direct: This is the official website of Eastron, so you can be sure that you are getting genuine products. They have a wide variety of Eastron products available, including the SDM120M. Image of Eastron Direct website
  • Walmart: Walmart is a great place to find affordable electronics, and they often have the SDM120M in stock. You can also find spare parts for the SDM120M at Walmart. Image of Walmart website
  • Amazon: Amazon is another great option for finding the SDM120M. They have a wide selection of products available, and you can often find the SDM120M on sale. Image of Amazon website
  • Best Buy: Best Buy is a good option if you are looking for a brick-and-mortar store that sells the SDM120M. They often have the SDM120M in stock, and you can also find spare parts for the SDM120M at Best Buy. Image of Best Buy website
  • Lowes: Lowes is another good option for finding the SDM120M in a brick-and-mortar store. They often have the SDM120M in stock, and you can also find spare parts for the SDM120M at Lowes. Image of Lowes website
  • Ebay: Ebay is a great place to find deals on electronics, and you can often find the SDM120M on Ebay for a fraction of the retail price. However, be sure to do your research before buying from Ebay, as there are many counterfeit products on the site. Image of Ebay website

I hope this helps!

Eastron SDM120M Problems and Solutions

some common issues and problems with the Eastron SDM120M, along with step-by-step solutions from experts:

  • The SDM120M is not communicating with the network.
    • Solution: Make sure that the SDM120M is properly connected to the network. Check the Ethernet cable and the network settings on the SDM120M and the router.
  • The SDM120M is not displaying any data.
    • Solution: Make sure that the SDM120M is properly configured. Check the settings on the SDM120M and the Modbus master.
  • The SDM120M is not reading the correct data.
    • Solution: Make sure that the SDM120M is properly calibrated. Check the calibration settings on the SDM120M.
  • The SDM120M is not sending data to the Modbus master.
    • Solution: Make sure that the SDM120M is properly configured to send data to the Modbus master. Check the settings on the SDM120M and the Modbus master.

Here are some additional tips for troubleshooting common problems with the Eastron SDM120M:

  • Check the documentation. The Eastron SDM120M comes with extensive documentation that can help you troubleshoot common problems.
  • Search the forums. There are a number of online forums where you can search for solutions to common problems with the Eastron SDM120M.
  • Contact Eastron support. If you are unable to troubleshoot the problem yourself, you can contact Eastron support for assistance.

I hope this helps!

Eastron SDM120M Manual

Safety Information

  • Before using the SDM120M, please read and understand all safety warnings and instructions in this manual.
  • The SDM120M is a Class II, double-insulated electrical device. It does not require a separate earth connection.
  • Do not connect the SDM120M to a voltage source that exceeds its rated voltage.
  • Do not touch the live parts of the SDM120M with your bare hands.
  • Do not mount the SDM120M in an explosive area or expose it to dust, mildew, and insects.
  • Make sure the used wires are suitable for the maximum current of this meter.
  • Make sure the AC wires are connected correctly before activating the current/voltage to the meter.
  • Do not connect the SDM120M to a 3 phase - 400VAC - network.
  • Do not touch the meter connecting clamps directly with your bare hands, with metal, blank wire or other material as you may get an electrical shock.

Before Use

  • Before using the SDM120M, please make sure that the meter is properly installed and connected to the mains.
  • The SDM120M can be mounted on a DIN rail or on a wall.
  • The meter is supplied with a set of connecting clamps.
  • To connect the SDM120M, follow the instructions in the manual.

Troubleshooting

  • If the SDM120M is not working properly, please check the following:
    • Is the meter properly connected to the mains?
    • Are the connecting clamps properly tightened?
    • Are the batteries installed correctly?
    • If you are still having problems, please contact Eastron customer support.

Maintenance

  • The SDM120M is a low-maintenance device.
  • The only maintenance required is to clean the meter regularly with a damp cloth.
  • Do not use harsh chemicals or solvents to clean the meter.

Warranty

  • The SDM120M is covered by a one-year warranty.
  • If the meter fails within one year of purchase, Eastron will repair or replace the meter free of charge.

Contact Information

Additional Information

  • The SDM120M is a digital meter that measures electrical energy consumption.
  • The meter can be used to measure the following:
    • Active energy (kWh)
    • Reactive energy (kVarh)
    • Power (W)
    • Current (A)
    • Voltage (V)
  • The SDM120M has a number of features, including:
    • LCD display
    • RS485 communication port
    • Pulse outputs
    • Setup menu
  • The SDM120M can be used in a variety of applications, including:
    • Home energy monitoring
    • Commercial energy monitoring
    • Industrial energy monitoring

I hope this manual has been helpful. If you have any further questions, please do not hesitate to contact Eastron customer support.

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