GE Analytical Instruments ©2010 84 of 226 DLM 74001-04 Rev. A
Chapter 4: Basic Analyzer Operation
*All Coils (write) and Input registers are 16-bit unsigned.
Notes:
Values are IEEE 32-bit floats split into two 16-bit registers.
Firmware Version (Engineering) 4 3017 *
Current Mode 4 3099 *
Reading Time - Year 4 3100 *
Reading Time - Month 4 3101 *
Reading Time - Day 4 3102 *
Reading Time - Hour 4 3103 *
Reading Time - Minute 4 3104 *
Reading Time - Second 4 3105 *
Error Type 4 3200 *
Error Time - Year 4 3201 *
Error Time - Month 4 3202 *
Error Time - Day 4 3203 *
Error Time - Hour 4 3204 *
Error Time - Minute 4 3205 *
Error Time - Second 4 3206 *
TOC Value Low Word 4 3300 *
TOC Value High Word 4 3301 *
TOC Units 4 3302 *
TC Value Low Word 4 3310 *
TC Value High Word 4 3311 *
TC Units 4 3312 *
IC Value Low Word 4 3320 *
IC Value High Word 4 3321 *
IC Units 4 3322 *
Sample Temp. Cond. Value Low Word 4 3500 *
Sample Temp. Cond. Value High Word 4 3501 *
Sample Temp. Conductivity Units 4 3502 *
Raw Sample Cond. Value Low Word 4 3510 *
Raw Sample Cond. Value High Word 4 3511 *
Raw Sample Conductivity Units 4 3512 *
Sample Temp. Value Low Word 4 3700 *
Sample Temp. Value High Word 4 3701 *
Sample Temperature Units 4 3702 *
Holding Registers
(read/write)
not used
Table 5: Modbus Register Table