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looking on the symbol which is marked and i think it is single pole single throw relay.
When you apply voltage on the coil, it will get closed. Bottom 2 pins are coil .
On the right, it is common.
on the left, you can see 2 pins. One on the top left is NC and second from top left is NO. In your case, you should not use NC pin because it looks like SPST.
There are 2 configurations, form A and form C. Please check the ordering code which one you have bought. All the information is specified in the datasheet.