PULSAR MEASUREMENT 
 
43  
MODBUS® MEMORY MAP 
Register 
Address 
Description  Register 
Type 
Data 
Range 
Over 
Range
Read/ 
Write 
Comments 
1  Reset Volume 
Total 
Coil  NA  NA  Read/ 
Write 
Turn coil ON (1) to reset total on DFM 6.1.  
Turn coil to OFF (0) once reset is complete. 
 
Register 
Address 
Description  Register 
Type 
Data 
Range 
Over 
Range
Read/ 
Write 
Comments 
10001  Pulse Output 1 
Status 
Discreet 
Input 
NA  NA  Read 
 
(0) indicates pulse output is OFF or inactive. 
(1) indicates pulse output is ON or active.  
10002  Pulse Output 2 
Status 
Discreet 
Input 
NA  NA  Read 
 
(0) indicates pulse output is OFF or inactive. 
(1) indicates pulse output is ON or active.  
 
Register 
Address 
Description  Register Type  Format Type  Comments 
30001  Flow Velocity - ft/s  Input Register  Floating Point Register (1 of 2) 
30002  Flow Velocity - ft/s  Input Register  Floating Point Register (2 of 2)   
30003  Flow Velocity - m/s  Input Register  Floating Point Register (1 of 2)   
30004  Flow Velocity - m/s  Input Register  Floating Point Register (2 of 2)   
30101  Flow Rate - GPM 
(USG/min) 
Input Register  Floating Point Register (1 of 2)   
30102  Flow Rate - GPM 
(USG/min) 
Input Register  Floating Point Register (2 of 2)   
30103  Flow Rate - L/sec  Input Register  Floating Point Register (1 of 2)   
30104  Flow Rate - L/ssec  Input Register  Floating Point Register (2 of 2)   
30105  Flow Rate - ft
3
/min  Input Register  Floating Point Register (1 of 2)   
30106  Flow Rate - ft
3
/min  Input Register  Floating Point Register (2 of 2)   
30107  Flow Rate - m
3
/hr  Input Register  Floating Point Register (1 of 2)   
30108  Flow Rate - m
3
/hr  Input Register  Floating Point Register (2 of 2)   
30109  Flow Rate - USG/sec  Input Register  Floating Point Register (1 of 2)   
30110  Flow Rate - USG/sec  Input Register  Floating Point Register (2 of 2)   
30111  Flow Rate - USG/hr  Input Register  Floating Point Register (1 of 2)   
30112  Flow Rate - USG/hr  Input Register  Floating Point Register (2 of 2)   
30113  Flow Rate - USG/day  Input Register  Floating Point Register (1 of 2)