Pharma Test Apparatebau AG
Operating Manual
B-24-00100_PT-NODE_v1.0e.docx Page 45 of 64
Section 5.3 PTB 311E (Firmware Version 4.xx)
PTB 311E instruments feature a serial data interface which is intended to use to transfer
results to external systems such as a LIMS. Furthermore, the report transmitted via the
serial printer interface can be captured by PT-Node to view, print and/or archive these.
Section 5.3.1 Capturing Serial Result Data (“FreeWeigh”)
PTB 311E, PTB 311E-500, PTB 311E-800
Serial 25pin D-Sub (male) plug labelled “RS232” on the
backside of the instrument, cable part no. 34-00311
2400 bit/s, 7 data bits, no parity, 1 stop bit, no handshake
Sample Thickness in Millimeter (“mm”) or Inch (“in”),
Sample Width in Millimeter (“mm”) or Inch (“in”), Sample
Diameter in Millimeter (“mm”) or Inch (“in”), Sample
Hardness in Newton (“N”), Strong Cobb (“Sc”) or Kilopond
(“Kp”)
Table 12: PTB 311E serial result data (“FreeWeigh”) details
This format is intended to be used to transmit result data to external systems such as a
LIMS. It includes the result data without derived data like statistics.
Set your instrument to export serial result data (“FreeWeigh”-format):
1. Turn on the instrument and log in by pressing [CAL]+[0]+[1] and entering your user
password
2. Press [CAL]+[3]+[0] to display the serial output selection menu
3. Use [.] (point) to toggle between the settings
4. Set it to “SEr FrEE”
5. Press [*] (star) to confirm
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