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(4)If the converter needs to be installed in a location where watertight installation is required, make unused cable ports watertight. (Be careful that the attached blind plate is used for dustproof purpose and it is not effective for watertight installation.)
(5)The converter has a surge arrestor/protector installed inside. Therefore, do not conduct a withstand voltage test for the converter. In addition, to check the insulation of the converter, use a voltage of 250VDC or less.
(6)When wiring is completed, be sure to install the protection cover of the terminal block.
5.1Installation Cables
Use the kind of cables shown in Table 5.1 to connect to the converter.
Table 5.1 Installation Cables
Name | Cable name | Nominal | Overall diameter | Description | |
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|
|
| ||
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|
|
|
| |
Flow rate signal | 0.75mm2 | 0.433−0.512 inch | JIS C 3327 or | ||
cable | chloroprene cabtyre |
| (11−13mm) | equivalent | |
| cable |
|
| ||
|
|
|
| ||
| ( Rubber covered cable ) |
|
|
| |
|
|
| 0.433−0.512 inch |
| |
Excitation cable | 2mm2 | JIS C 3327 or | |||
| cabtyre cable | 1.25mm2 | (11−13mm) | equivalent | |
| ( Rubber covered cable ) |
|
| ||
|
|
|
| ||
|
|
| 0.433−0.512 inch |
| |
Power cable | 2mm2 | CVV JIS C 3401 or | |||
| cable or |
| (11−13mm) | equivalent | |
| sheathed cable |
|
| ||
|
|
|
| ||
|
|
| contains differs |
| |
Output signal | The number of insulated | conductors the cable |
| ||
cable | depending on the specification of the output signal cable. | ||||
| Use a shielded cable of overall diameter 0.433 to 0.512 inch | equivalent | |||
|
| ||||
| (11 to 13mm) with nominal |
|
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