7.1 General specification

Type:LAMBDA VIT-FIT / VIT-FIT HP – microprocessor-controlled programmable syringe pump (infusion / withdrawal)
Programming:up to 99 steps of speed and time
Time resolution:0 to 999 minutes in 1 minute steps or 0 to 99.9 minutes in 0.1 minute steps: time resolution can be selected individually for each program step
Reproducibility:± 0.2% (electronics)
Syringes:glass, plastic, metal syringes from 5 μl to over 150 ml
Flow rate:depends on the inner syringe diameter
Non-volatile memory:storage of all settings
Maximum force:VIT-FIT: 300 N (reducible by a switch to 80 N)
VIT-FIT HP: 600 N (reducible by a switch to 160 N)
Motor:microprocessor controlled brushless long life BLDC motor with neodymium magnets
Transmission:efficient force transmission by a ball screw with highest mechanical load capacity of 12’000 N
Pusher travel:120 mm
Pusher travel rate:
Minimum:0.08 mm/min
Maximum:80 mm/min
Speed control range:0 to 999
Interface:RS-232 or RS-485 (optional)
Power supply:95–240 V/50–60 Hz AC plug-in power supply with DC 12V/24W output; possible field operation on 12 V accumulator
Dimensions:26.5 cm x 12.5 cm × 13 cm (W × D × H)
Weight:3,2 kg
Safety:CE, meets IEC 1010/1 norm for laboratory instruments
Operation temperature:0-40 °C
Operation humidity:0-90% RH, not condensing
Remote control:0-10 V; (option 0-20 or 4-20 mA)
For safety reasons the voltage of the external signal must not exceed 48 V to earth!
The syringe pump is for laboratory use only and not for human clinical use!


7.2 Remote control (Inputs/outputs)

1yellow(+) input remote speed control 0-10V *)
2greystep signal from motor (0 and 12V)
3greenearth, 0 V
4brown+ 12 V
5white(+) input remote ON/OFF; 0V = ON, 3–12 V = OFF (this logic can be inversed on demand)
6pinkearth, ground (GND)
7redRS 485 B (-)
8blueRS 485 A (+)

*) (zero line connected to the contact no. 3)


7.3 Input (12 V DC)

Contact No.Description
1+ 12 V DC
20 V
3not connected


7.4 Output (Valves)

Contact No.Description
1filling valve 12 V/1 A DC
2not connected
3+ 12 V DC
4not connected
5delivery valve 12 V/1 A DC
5not connected