modport:md-hadin4:index
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modport:md-hadin4:index [2023/04/28 22:21] COMFILE Technology [Modbus Starting Address] |
modport:md-hadin4:index [2023/05/31 04:34] (current) COMFILE Technology [4-Channel High Resolution Analog to Digital Input Module: MD-HADIN4] |
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| - | ====== AD Input Module: MD-HADIN4 ====== | + | ====== 4-Channel High Resolution Analog to Digital Input Module: MD-HADIN4 ====== |
| - | {{ :modport:md-hadin4:md-adin4.png?700 }} | + | {{ :modport:md-hadin4:md-adin4.png?600 }} |
| ===== Specification ===== | ===== Specification ===== | ||
| ^ Item ^ Description ^ | ^ Item ^ Description ^ | ||
| + | | Channels | 4 | | ||
| | Operating Temperature | -10 ~ 50 (no condensation) | | | Operating Temperature | -10 ~ 50 (no condensation) | | ||
| | Operating Humidity | 35 ~ 85%RH | | | Operating Humidity | 35 ~ 85%RH | | ||
| Line 31: | Line 32: | ||
| ===== Output Values ===== | ===== Output Values ===== | ||
| - | Read two 16-bit words from the MD-HADIN’s starting address to obtain the full value. The data will be | + | Read two 16-bit words from the MD-HADIN’s starting address to obtain the full 32-bit value. The data will be returned most significant word first. |
| - | returned most significant word first. | + | |
| The value returned from the MD-HADIN can be interpreted with the following algorithm: | The value returned from the MD-HADIN can be interpreted with the following algorithm: | ||
| Line 39: | Line 39: | ||
| unsigned int rawData = 0; // Raw 32-bit value from the MD-HADIN | unsigned int rawData = 0; // Raw 32-bit value from the MD-HADIN | ||
| long value = rawData; | long value = rawData; | ||
| + | |||
| if ((rawData & 0x80000000) != 0) // If most significant bit is set | if ((rawData & 0x80000000) != 0) // If most significant bit is set | ||
| { | { | ||
| value = (rawData - 0x80000000) * -1; | value = (rawData - 0x80000000) * -1; | ||
| } | } | ||
| + | |||
| if (value == -111111) | if (value == -111111) | ||
| { | { | ||
| Line 64: | Line 66: | ||
| |Starting Address(base 10) | 200 | 201 | 202 | 203 | | |Starting Address(base 10) | 200 | 201 | 202 | 203 | | ||
| |Starting Address(base 16) | C8 | C9 | CA | CB | | |Starting Address(base 16) | C8 | C9 | CA | CB | | ||
| - | |Address (base 10) used by HMI (SCADA) | 00201 | 00202 | 00203 | 00204 | | + | |Address (base 10) used by HMI (SCADA) | 40201 | 40202 | 40203 | 40204 | |
| ===== Module ID (Modbus Slave Address) Assignment ===== | ===== Module ID (Modbus Slave Address) Assignment ===== | ||
| Line 71: | Line 73: | ||
| Rotary switch position 0 corresponds to Modbus slave address 10. If the ID is changed after the module is powered on, it must be power cycled for the new ID to take effect. | Rotary switch position 0 corresponds to Modbus slave address 10. If the ID is changed after the module is powered on, it must be power cycled for the new ID to take effect. | ||
| + | |||
| + | [[modport:index|MODPORT]] | ||
modport/md-hadin4/index.1682688097.txt.gz · Last modified: 2023/04/28 22:21 by COMFILE Technology