The A26000 from Knick Interface was made specifically for precise conversion and galvanic isolation of bipolar signals.
This is Knick Interface's tailor-made, quick and simple solution for bipolar standard signal conditioning.
  
https://www.knick-international.com/en/products/interface-technology/proline/universal-isolated-signal-conditioners/varitrans-a-26000/

A26000 is an isolation amplifier created for the transmission and conversion of standard 0 to ±20 mA and 0 to ±10 V bipolar signals 
frequently used in industry, for example, for speed monitoring using tachogenerators.
At a width of just 12.5 mm, the modular housing with pluggable screw terminals allows for simple and fast assembly and pre-wiring of enclosures. 

A26000 also offers:
- Flexible and extremely precise: Calibrated range selection without complicated readjustments
- Broad-range power supply: VariPower 20 … 253 V AC/DC
- Compact design 12.5 mm modular housing; up to 80 active isolators per meter of mounting rail
- Quick and easy configuration Housing can be easily opened
- 3-port separation: Protection against incorrect measurements or damage
- Maximum accuracy
- Specific test report: Following EN 10204 2.2
- Protective separation: According to EN 61140 protects against unpermitted high voltages
- Maximum reliability: No repair and failure costs
- 5-year warranty