what relay are you using ?
any idea what the coil resistance is ?

This one from RS Components has a coil resistance of 650 ohms
https://docs-emea.rs-online.com/webd...6b815856e9.pdf

If the RS StockNo:450-0425 relay was used with the AXBB and its 24V DC supply only 37 mA would flow via the AXBB output

John