Thank you for the enquiry replacements either below depending if you require the extra digital output x2
PM5110 - METSEPM5110 1 digital output and modbus is required
https://www.se.com/uk/en/product/METSEPM5110/pm5110-meter-modbus-up-to-15th-h-1do-33-alarms/
PM5310 - METSEPM5310 2 digital output, 1 digital output and modbus is required
Kind Regards
Schneider Electric Advanced Technical Support