2
Connection with an indicator
10
2-1.SI/F two-wire serial interface
The interface "SI/F" is equipped as a standard interface on the DS252. This interface is for connection
with a UNIPULSE-manufactured digital indicator or loadcell indicator. SI/F connection with such
indicators are explained in this chapter.
2-1-1. About the SI/F
UNIPULSE's unique SI/F is an interface to connect our indicators in F series and peripheral
equipments, such as printers or external displays. Any SI/F-capable product can be easily connected
and used without concern for the data contents and hardware specifications.
SI/F specifications
* In this manual, the automatic print command of the SI/F is expressed as the automatic recording
command.
2-1-2. About the SI/F of the DS252
Two channels of SI/F (Ach and Bch) are equipped on the DS252. Pins 6-7 and 13-14 on the rear
terminal block correspond to Ach and Bch respectively.
Connection
Two-wire, nonpolar
Transmission
distance
Parallel two-core cable: 30m
Shielded cable: 300m
Data
transmitted
Measuring/weighing data, status information (comparison result, MD, zero
alarm, etc.), error information, automatic recording command, etc.
Signal
standards
Signal level
Photo-coupler isolated current signal
Transmission system
Start/stop system
Transmission speed
600bps
Data bit
8bit
Start bit
1bit
Stop bit
1bit
Parity
ODD
Содержание DS252
Страница 1: ...PAPERLESS PRINTER DS252 OPERATION MANUAL Rev 1 03 Paperless Printer ...
Страница 85: ...4 Advanced use 74 MEMO ...
Страница 102: ...91 6 Recorded data amount 92 Data format 93 CF card 97 Recorded data examples 98 Recorded data ...
Страница 123: ...Appendix 112 External views Front view Side view Rear view Unit mm Panel cut dimensions Panel thickness 1 6 to 3 2mm ...
Страница 124: ......