2103 Modem Module

 

 

 

 

Section 5

Modbus Protocol

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Table 5-2 Modbus ASCII Address 2-(N+1) Register Definitions (Continued)

 

 

 

 

 

 

 

 

 

 

Register Number(s)

Name

Data Type

Units

 

Read/Write

 

 

238-243

Analog channel 5 time record

Time

 

 

Read

 

 

 

 

 

 

 

 

 

 

250,251

Analog channel 6

4-byte float

0-100 percent

 

Read

 

 

 

 

 

 

 

 

 

 

252

Analog channel 6 status code

16-bit integer

 

 

Read

 

 

 

 

 

 

 

 

 

 

253-258

Analog channel 6 time record

Time

 

 

Read

 

 

 

 

 

 

 

 

 

 

265,266

Analog channel 7

4-byte float

0-100 percent

 

Read

 

 

 

 

 

 

 

 

 

 

267

Analog channel 7 status code

16-bit integer

 

 

Read

 

 

 

 

 

 

 

 

 

 

268-273

Analog channel 7 time record

Time

 

 

Read

 

 

 

 

 

 

 

 

 

 

280,281

Analog channel 8

4-byte float

0-100 percent

 

Read

 

 

 

 

 

 

 

 

 

 

282

Analog channel 8 status code

16-bit integer

 

 

Read

 

 

 

 

 

 

 

 

 

 

283-288

Analog channel 8 time record

Time

 

 

Read

 

 

 

 

 

 

 

 

 

Table 5-3 Measurement Parameters by Model Number*

2103, 2103C

2108

2110

2150, 2151

Voltage

Analog channel 1

Level

Level

 

 

 

 

 

Analog channel 2

Flow

Velocity

 

 

 

 

 

Analog channel 3

Volume

Flow

 

 

 

 

 

 

Voltage

Flow 1

 

 

 

 

 

 

Temperature

Volume

 

 

 

 

 

 

 

Volume 1

 

 

 

 

 

 

 

Voltage

 

 

 

 

 

 

 

Temperature

 

 

 

 

*Subject to change.

 

 

 

 

 

 

 

5-9