Despatch Protocol Plus Modbus Communications - Manual (Page 20)

Chromalox Instruments and Controls
A-51643 Rev. 6 10/06/03 14
1152 -- 1159 480 -- 487 Reserved for factory use
1160 -- 1183 488 -- 49F Illegal, Available to application
1184 -- 1188 4A0 -- 4A4 Reserved for factory use
1189 -- 1199 4A5 -- 4AF Illegal, Available to application
1200 -- 1279 4B0 -- 4FF Illegal, Reserved for standard reg. Reserved for future standard assignments.
Page Enable Holding Registers
1280 500 Program Page 1-8 Enable[Profile 1-8] 2 1 = Yes (security level 1); 0 = No (security level 2)
1281 501 Auto Start Page Enable[Auto Start] 2 1 = Yes (security level 1); 0 = No (security level 2)
1282 502 PID Parameters Page Enable[PID] 2 1 = Yes (security level 1); 0 = No (security level 2)
1283 503 Control Page Enable[Control] 2 1 = Yes (security level 1); 0 = No (security level 2)
1284 504 Communications Page Enable[Communication] 2 1 = Yes (security level 1); 0 = No (security level 2)
1285 505 Real Time Clock Page Enable[Clock] 2 1 = Yes (security level 1); 0 = No (security level 2)
1286 506 Relay Output Page 1-4 Enable[Relay 1-4] 2 1 = Yes (security level 1); 0 = No (security level 2)
1287 507 Test Page Enable[Test] 2 1 = Yes (security level 1); 0 = No (security level 2)
1288 508 Zone Calibration Enable[Zone Cal] 2 1 = Yes (security level 1); 0 = No (security level 2)
1289 509 Sensor Calibration Enable[Sensor Cal] 2 1 = Yes (security level 1); 0 = No (security level 2)
Allocated Blocks
1290 -- 65535 50A -- FFFF Undefined Available for application assignment.
NOTES 1 Dependent on enable page setting