Your best chance of getting the correct official manual is to go through official commercial channels or the manufacturer.
if you can provide the exact terminal layout.
supports two core methods depending on whether physical weights are available. Dead-Weight (Manual) Calibration
Supports standard analogue outputs of 4–20 mA and 0–10 V , which are galvanically isolated to prevent interference. lahti precision tpl400 manual
| Specification | Detail | | :--- | :--- | | | 0.05 | | Internal Resolution | 130,000 (13 x 10⁴) | | Drift | +/- 2 ppm / °C @ 2.5 mV/V | | Conversion Speed | Selectable: 10 or 80 readings / second | | Input Voltage | 230 VAC / 115 VAC or 9-32 VDC, 10 VA | | Operating Temperature | -10 °C to +50 °C | | Load Cell Interface | 5 V (max 160 mA), 4- or 6-wire connection | | Analog Output | Galvanically isolated 4 – 20 mA (max 1 kΩ) and 0 – 10 V (max 2 mA) | | Set Points | 2 relays, 240 VAC, 5A; with latching and inversion options | | Enclosure Protection | IP65 (varies by enclosure type) |
Programming is usually performed using a compatible handheld unit or onboard interface to navigate the internal parameters. : The
Operating temperature range of -10 to +50 °C. Enclosure Options: Standard: IP65 ABS plastic. Variants: Stainless steel (TPL-400S), Die-cast ( ), or DIN-rail ( 2. Installation and Wiring Your best chance of getting the correct official
Having spoken to certified Lahti repair experts, here is advice not explicitly in the TPL400 manual but worth writing in the margin:
The official manufacturer is now Tamtron. The Finnish datasheet can be accessed via their website: lahtiprecision.fi-p.seravo.com/wp-content/uploads/2019/08/Lahti_Precision_punnituslähetinTPL400_FI.pdf .
The is not a one-time read. It is a living document that evolves with your machine’s maintenance history. By taking the time to read the calibration procedures, respect the safety interlocks, and follow the lubrication schedules outlined in the official documentation, you will extend the life of your TPL400 from a standard 10 years to over 20. Enclosure Options: Standard: IP65 ABS plastic
Assign functions to physical inputs and outputs (e.g., setpoints, batch start/stop, alarm triggers). 5. Calibration Guide
When technical issues arise, having access to support is as important as having the original paperwork. Here are some steps you can take before you find the manual.
The transmitter can be installed directly on site using the appropriate enclosure (plastic, die-cast, or stainless steel). For control cabinet installation, it can be mounted on a DIN/EN 35 rail using an optional mounting kit.
utilizes a dedicated handheld interface for local configuration. Plug this unit into the specialized programming port during setup. Programming Parameters & Handheld Navigation