Parameter Limits Based on Function Code
The query/response parameters are limited based upon the type of Function Code you are using. Refer to the applicable table below.
Quantum PLC Maximum Parameters table:
Function Code |
Description |
Query |
Response |
1 |
Read Multiple Bits |
2000 bits |
2000 bits |
2 |
Read Multiple Bits |
2000 bits |
2000 bits |
3 |
Read Multiple Words |
125 words |
125 words |
4 |
Read Multiple Words |
125 words |
125 words |
5 |
Write Single Bit |
1 bit |
1 bit |
6 |
Write Single Word |
1 word |
1 word |
15 |
Write Multiple Bits |
800 bits |
800 bits |
16 |
Write Multiple Word |
100 words |
100 words |