Contents
Safety Precautions
General Cautions
Handling Errors
Operating Precautions
Installation environment
Noise countermeasures
Before Using the Unit
Checking the Package Contents ..................................................................................... 2
Part Names and Functions............................................................................................... 2
Connecting the Unit to Sensor Amplifiers
Mounting the Unit ............................................................................................................. 3
Mounting the unit on the DIN rail................................................................................................. 3
Connecting the Unit to Sensor Amplifiers ........................................................................ 4
Available sensor amplifiers .........................................................................................................4
Connecting the DL-RS1A to DIN rail mount sensor amplifiers.................................................... 4
Connecting the Unit to External Devices
Communication Terminal Block ....................................................................................... 5
Terminal connection....................................................................................................................5
Connection wiring........................................................................................................................ 5
Optional cable.............................................................................................................................5
Input circuit diagram ...................................................................................................................6
Communication Specifications
Communication Specifications......................................................................................... 6
Sensor Amplifier ID Number Assignments....................................................................... 6
DIN rail mount sensor amplifiers .................................................................................................6
Panel mount sensor amplifiers .................................................................................................... 6
Commands and Responses
Overview of Commands and Responses......................................................................... 7
Command format.........................................................................................................................7
Response ....................................................................................................................................7
Error response............................................................................................................................. 8
Reading............................................................................................................................ 8
Read from the specified sensor amplifier (SR command)..........................................................8
Read all data from all sensor amplifiers (M0 command) ............................................................8
Read output states and data from all sensor amplifiers (MS command).................................... 9
Read with external input to the DRQ terminal (DRQ read)..........................................................9
Writing .............................................................................................................................. 9
Write to the specified sensor amplifier (SW command).............................................................. 9
Write to all sensor amplifiers (AW command) .............................................................................9
Parameters of Commands and Responses
Coriolis Digital Flow Sensor FD-S Series........................................................................ 10
Communication commands ......................................................................................................10
ID numbers................................................................................................................................ 10
Data numbers............................................................................................................................ 10
Control outputs..........................................................................................................................12
Error numbers............................................................................................................................12
Communication Response Time
Communication Response Time and Time Chart .......................................................... 13
SR command............................................................................................................................. 13
M0 command and MS command.............................................................................................. 13
DRQ input.................................................................................................................................. 14
SW command and AW command............................................................................................. 14
Time Frames of Communication Response Time .......................................................... 14
T2 (DL-RS1A data processing time) .........................................................................................14
T3 (Command send time from external device)........................................................................ 14
T4 (DL-RS1A command processing time) ................................................................................15
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