ProSoft Technology PTQ-AFC User Manual
Page 239
PTQ-AFC ♦ Modicon Quantum Platform
Reference
Liquid and Gas Flow Computer for Hydrocarbon Products
User Manual
ProSoft Technology, Inc.
Page 239 of 259
June 23, 2011
Address
Type Description
Ch00018
Bm
accessed port and authorization
bits 0- 3 - Accessed port; 0 = gateway
bit 4 - Password authorization waived for read
bit 5 - Password authorization waived for write
bit 6 - Password authorization granted for read
bit 7 - Password authorization granted for write
Ch00019
Wd Password,
read-enable
Ch00020 to Ch00089 -- [reserved]
Reserved for use by diagnostic and similar procedures.
Ch00090 to Ch00099 Wd
Arbitrary event-logged registers.
A Modbus master (such as the processor using Modbus Gateway) can use these to
record in the Event Log changes to values unrelated to flow measurement.