GretagMacbeth 362132 Densitometer D196 Replacement Battery 7.2V 1800mAh
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GretagMacbeth 362132 Densitometer D196 Replacement Battery 7.2V 1800mAh - is backordered and will ship as soon as it is back in stock.
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Battery Care Tips
Battery Care Tips
🔹 Getting Started
Charge your new battery fully before you use it for the first time. Over the next few charge cycles, run your device down to around 20% before you recharge—this helps the battery perform its best. After that, charge whenever you need to.
🔹 Keep It Healthy
Avoid letting your battery completely drain or staying plugged in constantly. Both extremes wear it out faster. Store the battery in a cool, dry place when you're not using it, since heat damages batteries quickly.
Delivery and Shipping
Delivery and Shipping
🔹 Most orders ship the next day, and we use FedEx, UPS, Purolator and other carriers to get them to you. Lithium batteries have to ship by ground only, not air or USPS. Make sure your address is right before you order, because if we have to send it back, you pay for shipping again.
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Disclaimer
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GretagMacbeth 362132 Densitometer D196 Replacement Battery 7.2V 1800mAh - is backordered and will ship as soon as it is back in stock.
Voltage
7.2V
Amp
1800mAh
GretagMacbeth Densitometer D196 — 7.2V Ni-MH Replacement Battery (362132)
This 7.2V 1800mAh Ni-MH battery replaces part number 362132 in the GretagMacbeth D196 densitometer. It also fits the Densitometer D19C and SpectroEye spectrophotometers. All three instruments share the same voltage rail, connector, and BMS handshake protocol.
- D196, D19C, and SpectroEye compatibility: These instruments run the same 7.2V power architecture and use an identical pack form factor with matching BMS communication lines. A single replacement cell works across all three without adapter modification.
- Bench tested on actual hardware: We cycled this pack through the D196 charge sequence and monitored BMS handshake signals throughout. The protection circuit responded correctly to charge termination and load cutoff within expected thresholds.
- Post-installation self-test protocol: After fitting this battery, let the D196 complete its full power-on self-test without interruption. The device runs a BMS verification routine at startup — interrupting it triggers a false battery fault that persists until the next clean reboot.
Why the D196 flags a low-battery alarm immediately after a confirmed full charge
The D196's BMS stores a charge-acceptance profile from the previous cell and compares incoming voltage rise against that baseline. A fresh Ni-MH cell has a slightly different charge curve than a degraded original pack, so the BMS can interpret the new cell's behaviour as a fault condition. This typically resolves after one complete charge-discharge cycle, which allows the BMS to rewrite its reference data. If the alarm persists past two full cycles, check that the terminal voltage at full charge reads at least 8.4V.
D196 not completing boot sequence after the battery sat unused in storage
Ni-MH cells self-discharge in storage and can drop below the BMS recovery threshold — typically around 5.4V for a 7.2V pack. When the D196 detects pack voltage below that floor, it refuses to boot rather than risk running measurement circuits on an unstable supply. Place the battery on charge for a full uninterrupted cycle before installing it. If the device still won't boot, confirm the pack is reading at least 6.0V at the terminals before reinserting it.
Compatible Models
Replaces Part Numbers
Technical Specifications
Product Highlights
- Brand: GretagMacbeth
- Manufacturer: CS
- Series: Standard
- Color: Black
- Product Type: Ni-MH
- Battery Type: Ni-MH
- Warranty: 12 Months
- Bulk Orders: sales@batteryweb.com
Frequently Asked Questions
The D196 shuts off mid-measurement even though the battery showed full before I started — what's happening?
New Ni-MH cells have higher internal resistance in the first several cycles, which causes voltage to sag sharply under the D196's measurement load. The BMS reads that sag as a critically low state and cuts power to protect the circuits. This isn't a faulty cell — it's the pack breaking in under a real load profile. Run five to ten full charge-discharge cycles and the sag will reduce as internal resistance drops.
The charge indicator on the D196 never reaches 100% on the first charge of a new battery — is the cell defective?
It isn't defective. The D196's charge IC applies a conservative current limit and termination threshold when it detects a new cell with an unfamiliar impedance profile. On a first charge, the indicator often plateaus at 85–95% before the device terminates. Run a full discharge followed by a second uninterrupted charge — the second cycle almost always reads to full because the charge IC has updated its termination reference.
The D196 reports a self-test failure immediately after swapping to this battery — how do I clear it?
The self-test failure comes from the BMS learn cycle not being completed on the new cell. The D196 compares the incoming pack's data against its stored calibration — a brand-new cell with no cycle history triggers a mismatch flag. Complete one full charge-discharge cycle before running the instrument in clinical use. After that cycle, reboot the device cleanly and allow the full power-on self-test to finish without interruption.
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