Uponor Smatrix Base PRO X-148 Installation Manual page 12

Examples:
Request example:Write 23 ˚C (73.4 ˚F = value 734, 0x02DE) setpoint, channel 5
Slave address Function code
(0x01) (0x06)
1 byte 1 byte
Response example:Write 23 ˚C (73.4 ˚F = value 734, 0x02DE) setpoint, channel 5
Slave address Function code
(0x01) (0x06)
1 byte 1 byte
Request example:Write 25 ˚C (77.0 ˚F = value 770, 0x0302) maximum floor temperature limit, channel 12
Slave address Function code
(0x01) (0x06)
1 byte 1 byte
Response example:Write 25 ˚C (77.0 ˚F = value 770, 0x0302) maximum floor temperature limit, channel 12
Slave address Function code
(0x01) (0x06)
1 byte 1 byte
Request example:Write 12 % comfort setting, channel 12
Slave address Function code
(0x01) (0x06)
1 byte 1 byte
Response example:Write 12 % comfort setting, channel 12
Slave address Function code
(0x01) (0x06)
1 byte 1 byte
Request example:Write 5 ˚C (41.0 ˚F = value 410, 0x005A) heating/cooling offset temperature
Slave address Function code
(0x01) (0x06)
1 byte 1 byte
Response example:Write 5 ˚C (41.0 ˚F = value 410, 0x005A) heating/cooling offset temperature
Slave address Function code
(0x01) (0x06)
1 byte 1 byte
12 | Uponor Smatrix Base PRO Controller X-148 Modbus RTU
Starting register Starting register
address HI address LO
(0x00) Start at 5 (0x04)
1 byte 1 byte
Output address to Output address to
write HI write LO
(0x00) Start at 5 (0x04)
1 byte 1 byte
Starting register Starting register
address HI address LO
(0x00) Start at 59 (0x3A)
1 byte 1 byte
Output address to Output address to
write HI write LO
(0x00) Start at 59 (0x3A)
1 byte 1 byte
Starting register Starting register
address HI address LO
(0x00) Start at 72 (0x47)
1 byte 1 byte
Output address to Output address to
write HI write LO
(0x00) Start at 72 (0x47)
1 byte 1 byte
Starting register Starting register
address HI address LO
(0x00) Start at 73 (0x48)
1 byte 1 byte
Output address to Output address to
write HI write LO
(0x00) Start at 73 (0x48)
1 byte 1 byte
| Installation manual
Register value HI Register value LO
(0x02) (0xDE)
1 byte 1 byte
Output value written Output value written
HI LO
(0x02) (0xDE)
1 byte 1 byte
Register value HI Register value LO
(0x03) (0x02)
1 byte 1 byte
Output value written Output value written
HI LO
(0x03) (0x02)
1 byte 1 byte
Register value HI Register value LO
(0x00) (0x0C)
1 byte 1 byte
Output value written Output value written
HI LO
(0x00) (0x0C)
1 byte 1 byte
Register value HI Register value LO
(0x00) (0x5A)
1 byte 1 byte
Output value written Output value written
HI LO
(0x00) (0x5A)
1 byte 1 byte
CRC
2 bytes
CRC
2 bytes
CRC
2 bytes
CRC
2 bytes
CRC
2 bytes
CRC
2 bytes
CRC
2 bytes
CRC
2 bytes