16.4 Delta
Overview
Delta protocol is used to communicate with Delta inverters over serial communication.
Configuration
Delta parameters for Device tab
| Parameter |
Type |
Description |
Required |
Default value (when not specified) |
Range |
|
|
Min |
Max |
|||||
| name | string | User-friendly device name | Yes | |||
| description | string | Description of the device | No | |||
| device_alias | string | Device alias to be used in configuration | Yes | |||
| enable | boolean | Enabling/disabling of a device | No | 1 | 0 | 1 |
| protocol | string | Selection of protocol | Yes | Delta | ||
| baudrate | integer | Communication speed, bauds/s | No | 9600 | 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200 | |
| databits | integer | Data bit count for communication | No | 8 | 6 | 9 |
| stopbits | integer | Stop bit count for communication | No | 1 | 1 | 2 |
| parity | string | Communication parity option (”none”/”even”/”odd”) |
No | none | ||
| flowcontrol | string | Communication device flow control option. (Default: (case-sensitive): ”none”) | No | none | ||
| scan_rate_ms | integer | If provided and positive all reads and writes will be executed within the timeframe in miliseconds. | No | 10000 | ||
| poll_delay_ms | integer | Minimum time delay in miliseconds to wait before sending any data on port. | No | 200 | ||
| timeout_ms | integer | Timeout in milliseconds | No | 0 | 60000 | |
| id | integer | Inverter ID | Yes | 0 | ||
| device | string | Communication port | Yes | PORT1 | PORT2 | |
Delta parameters for Signals tab
| Parameter |
Type |
Description |
Required |
Default value (when not specified) |
Range |
|
|
Min |
Max |
|||||
| signal_name |
string |
User-friendly signal name |
Yes |
|
|
|
| device_alias |
string |
Device alias from a Devices tab |
Yes |
|
|
|
| signal_alias |
string |
Unique alphanumeric name of the signal to be used |
Yes |
|
|
|
| enable |
boolean |
Enabling/disabling of an individual signal |
No | 1 |
0 |
1 |
| log |
integer |
Enable logging in event log |
No | 0 |
|
|
| number_type | string | Type of a number (FLOAT, DOUBLE, DIGITAL, etc.) | Yes | |||
| job_todo |
string |
Tag job as single or multiple comma separated OBIS codes |
Yes |
|
|
|
| tag_job_todo | string | Tag sub job | Yes | |||
| pulse_short_time_ms | integer | Time interval for short output pulse to stay active |
No | |||
| pulse_long_time_ms | integer | Time interval for long output pulse to stay active | No | |||