- Only usable with OCA 20/30 and OCAH 200/230
- Software controlled, motorised, needle selection for the continuous and discontinuous dosing of droplets of identical or different fluids
- Software controlled selection of fluids and lowering of the selected needle to a defined position. combinable with up to four electronic syringe units ES
Consisting of:
* A needle selector with 4 needle carrier, incl. stepper motor
* For the software controlled selection of the needle software controlled lowering of the selected needle with the assigned test fluid