Original price was: $4,598.00.$3,299.00Current price is: $3,299.00.
A&D AD-4212C-301 weigh module: 51 g × 0.1 mg / 320 g × 1 mg, built to mount in production lines, filling machines, and enclosures.
- 51 g × 0.1 mg / 320 g × 1 mg smart dual range
- About 1 to 1.3-second stabilization, 50 readings per second
- Compact 59 mm wide sensor, IP65 dust and water protection
- Direct RS-232C output to PC or PLC, 10 m cable included
- Overload protection in all directions
Add calibration with certificate:
Add In-House Calibration + Certificate ($95) Add NIST Calibration + Certificate ($395)
Description
A&D AD-4212C-301 Weigh Module: 51 g × 0.1 mg / 320 g × 1 mg for Production Lines
The A&D Weighing AD-4212C-301 is a dual-range, high-speed weigh module for production lines. It reads 0.1 mg up to 51 g and 1 mg up to 320 g, settles in about 1 to 1.3 seconds, and sends up to 50 readings per second straight to a PC or PLC. The sensor is only 59 mm wide and rated IP65.
Key Features
- 51 g × 0.1 mg / 320 g × 1 mg smart dual range
- About 1 to 1.3-second stabilization, 50 readings per second
- Compact 59 mm wide sensor, IP65 dust and water protection
- Direct RS-232C output to PC or PLC, 10 m cable included
- Overload protection in all directions
- Calibrate with a custom pan or fixture still fitted
Applications
Automated Dosing and Filling
Weigh powders, liquids, and coatings inside filling and dispensing machines, with data sent straight to the controller.
Electronics, Batteries, and Pharma
Check small components, electrolyte fills, and tablet or capsule weights on the line.
Enclosures and Glove Boxes
The slim sensor fits inside enclosures, isolators, and test rigs where a full balance won’t.
A&D AD-4212C-301 Specifications
| Brand / Series | A&D Weighing / AD-4212C |
|---|---|
| Model (MPN) | AD-4212C-301 |
| Capacity | 51 g / 320 g |
| Readability | 0.1 mg / 1 mg |
| Smart range | 0.1 mg up to 51 g, 1 mg from 51 to 320 g |
| Repeatability (std. dev.) | 0.2 mg / 1 mg |
| Linearity | ±2 mg |
| Stabilization time | Approx. 1.3 s (0.1 mg range), 1.0 s (1 mg range) |
| Sensor | Compact Super Hybrid Sensor (C-SHS) with EM-DLC electromagnetic digital load cell |
| Output | Weight data output directly to a PC or PLC; up to 50 readings per second |
| Interface | RS-232C (bi-directional, 2400 to 19200 bps), 10 m cable included; WinCT software |
| Protection | IP65 dust and water protection, overload protection in all directions |
| Calibration | External weight (not included); can calibrate with a custom pan or fixture fitted |
| Weighing pan | 50 × 50 mm, SUS316 stainless steel |
| Weighing unit dimensions (W × D × H) | 59 × 231 × 91 mm (2.3 × 9.1 × 3.6 in) |
| Optional controllers | AD-8922A or AD-8923 remote controller (BCD, comparator, analog, or CC-Link) |
| Warranty | A&D manufacturer warranty |
What’s in the Box
- A&D AD-4212C-301 weighing unit
- 50 × 50 mm stainless pan
- 10 m RS-232C cable
- AC adapter, instruction manual
Calibration Options from MNM Scales
Get your AD-4212C-301 calibrated and ready to use on day one. Add either option to your order, and our TDA-licensed technicians calibrate it in-house before it ships:
- In-house calibration with certificate, using NIST-tested weights: $95. We calibrate and verify your AD-4212C-301 with NIST-tested weights and include a calibration certificate, so it arrives set up and accurate. Add $95 calibration to cart
- NIST calibration with a NIST-traceable certificate: $395. Full calibration documented on a NIST-traceable certificate, for production lines and audits that need a paper trail. Add $395 NIST calibration to cart
We also recalibrate scales and balances you already own, by mail-in or in our shop, with on-site service across Houston and the surrounding area. Request calibration or call (832) 290-3120.
Frequently Asked Questions
How does the dual range work?
It reads 0.1 mg up to 51 g and switches to 1 mg above that, up to 320 g.
Can it connect to a PLC?
Yes. It outputs weight data over RS-232C directly to a PC or PLC. The AD-8922A or AD-8923 controllers add BCD, comparator, analog, or CC-Link output.
Is it in stock?
It is currently on backorder. Call us at (832) 290-3120 for lead time.
Can MNM Scales calibrate the AD-4212C-301 before it ships?
Yes. Choose in-house calibration with a certificate, using NIST-tested weights, for $95, or NIST calibration with a NIST-traceable certificate for $395.
Why Buy Your A&D Weigh Module from MNM Scales?
MNM Scales is an authorized A&D Weighing dealer and one of the largest scale distributors in the country, with one of the largest selections of balances and scales in every category. We offer free shipping in the continental U.S., in-house calibration and certificates, and real help choosing the right model from our Houston-area team. Wholesale and volume buyers can contact us for a quote.
Additional information
| Weight | 0.9375 kg |
|---|---|
| Brand | AND Weighing |








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