id SunSpec vendor model identifier, fixed value 64001. | 0 | FC03 | uint16 | | R |
l Block length in 16-bit Modbus registers. | 1 | FC03 | uint16 | | R |
cmd Command code register; write to trigger device actions, reads as 0x0000. | 2 | FC03 | uint16 | | R/W |
hwrev Hardware revision, 4-bit value in bits 0 to 3. | 3 | FC03 | uint16 | | R |
rsfwrev RS firmware revision of the communications unit. | 4 | FC03 | uint16 | | R |
osfwrev Operating system firmware revision of the communications unit. | 5 | FC03 | uint16 | | R |
prodrev Product revision string identifier. | 6 | FC03 | string | | R |
boots Total number of device boot cycles since manufacture. | 8 | FC03 | uint16 | count | R |
switch Physical DIP switch state, boolean true if reverse switch active. | 9 | FC03 | bool | | R |
sensors Count of current sensing modules detected on the bus. | 10 | FC03 | uint16 | count | R |
talking Count of sensing modules actively communicating. | 11 | FC03 | uint16 | count | R |
status Overall device status flag, boolean healthy or faulted. | 12 | FC03 | bool | | R |
config Configuration validity flag, boolean indicating valid configuration. | 13 | FC03 | bool | | R |
ledblink LED blink threshold as percent of full-scale current. | 14 | FC03 | uint16 | Pct | R |
ledon LED on threshold as percent of full-scale current. | 15 | FC03 | uint16 | Pct | R |
reserved Reserved register, not used, ignore value. | 16 | FC03 | uint16 | | R |
loc User-assigned location string returned in Modbus slave ID response. | 17 | FC03 | string | | R |
s1id Sensor module 1 SunSpec model identifier. | 33 | FC03 | uint16 | | R |
s1addr Sensor module 1 Modbus bus address. | 34 | FC03 | uint16 | | R |
s1osver Sensor module 1 operating system firmware version. | 35 | FC03 | uint16 | | R |
s1ver Sensor module 1 firmware version string. | 36 | FC03 | string | | R |
s1serial Sensor module 1 serial number string. | 38 | FC03 | string | | R |
s2id Sensor module 2 SunSpec model identifier. | 43 | FC03 | uint16 | | R |
s2addr Sensor module 2 Modbus bus address. | 44 | FC03 | uint16 | | R |
s2osver Sensor module 2 operating system firmware version. | 45 | FC03 | uint16 | | R |
s2ver Sensor module 2 firmware version string. | 46 | FC03 | string | | R |
s2serial Sensor module 2 serial number string. | 48 | FC03 | string | | R |
s3id Sensor module 3 SunSpec model identifier. | 53 | FC03 | uint16 | | R |
s3addr Sensor module 3 Modbus bus address. | 54 | FC03 | uint16 | | R |
s3osver Sensor module 3 operating system firmware version. | 55 | FC03 | uint16 | | R |
s3ver Sensor module 3 firmware version string. | 56 | FC03 | string | | R |
s3serial Sensor module 3 serial number string. | 58 | FC03 | string | | R |
s4id Sensor module 4 SunSpec model identifier. | 63 | FC03 | uint16 | | R |
s4addr Sensor module 4 Modbus bus address. | 64 | FC03 | uint16 | | R |
s4osver Sensor module 4 operating system firmware version. | 65 | FC03 | uint16 | | R |
s4ver Sensor module 4 firmware version string. | 66 | FC03 | string | | R |
s4serial Sensor module 4 serial number string. | 68 | FC03 | string | | R |