ADM485EARZ 规格参数 |
| 类型:
SELECT COLUMN_NAME as bt,column_comment as nr FROM INFORMATION_SCHEMA.Columns WHERE table_name='golon_jk_qdq_jsq_sfq' AND table_schema='golon' and column_comment like '*%' |
收发器 |
| 协议:
SELECT COLUMN_NAME as bt,column_comment as nr FROM INFORMATION_SCHEMA.Columns WHERE table_name='golon_jk_qdq_jsq_sfq' AND table_schema='golon' and column_comment like '*%' |
RS422，RS485 |
| 驱动器/接收器数:
SELECT COLUMN_NAME as bt,column_comment as nr FROM INFORMATION_SCHEMA.Columns WHERE table_name='golon_jk_qdq_jsq_sfq' AND table_schema='golon' and column_comment like '*%' |
1/1 |
| 双工:
SELECT COLUMN_NAME as bt,column_comment as nr FROM INFORMATION_SCHEMA.Columns WHERE table_name='golon_jk_qdq_jsq_sfq' AND table_schema='golon' and column_comment like '*%' |
半 |
| 接收器滞后:
SELECT COLUMN_NAME as bt,column_comment as nr FROM INFORMATION_SCHEMA.Columns WHERE table_name='golon_jk_qdq_jsq_sfq' AND table_schema='golon' and column_comment like '*%' |
70mV |
| 数据速率(bps):
SELECT COLUMN_NAME as bt,column_comment as nr FROM INFORMATION_SCHEMA.Columns WHERE table_name='golon_jk_qdq_jsq_sfq' AND table_schema='golon' and column_comment like '*%' |
2.5Mbps |
| 电压-电源输入(V):
SELECT COLUMN_NAME as bt,column_comment as nr FROM INFORMATION_SCHEMA.Columns WHERE table_name='golon_jk_qdq_jsq_sfq' AND table_schema='golon' and column_comment like '*%' |
4.75V ~ 5.25V |
| 工作温度:
SELECT COLUMN_NAME as bt,column_comment as nr FROM INFORMATION_SCHEMA.Columns WHERE table_name='golon_jk_qdq_jsq_sfq' AND table_schema='golon' and column_comment like '*%' |
-40°C ~ 85°C |
