... micro-computer control system, 6. RS232 output; can print testing data whenever necessary, 7. Transducer with high- ... 200g, 500g, power line, protective tube 2. Optional configuration: Print paper of mini-printer, sampling cutter, force transducer, ... consumption goods, recommend reserve some more) 3. Recommended optional configuration: Force transducer, sampling cutter, 4. Laboratory requirement: ...