All grid registers return zero. Why?

The 6000-series registers are only populated when a compatible energy meter is connected and recognised by the scalebloc's internal EMS. If the meter is not connected to the XF14 port, not assigned an IP address, or not yet commissioned, the scalebloc will return zero for all grid parameters. Confirm meter connectivity under the scalebloc's web visualisation.

Voltage readings look correct but power values seem wrong. What should I check?

All registers use a resolution of 0.1, meaning raw integer values must be divided by 10 to obtain the engineering value (e.g. a raw value of 2300 = 230.0 V, 250 = 25.0 kW). If your integration is displaying raw integers without scaling, the values will be ten times higher than the actual measurement. Apply the 0.1 scaling factor in your portal channel configuration.

The gateway connects but register reads time out intermittently.

The scalebloc's Modbus TCP server is on the XF13 port, which is also used for general Ethernet traffic. If multiple EMS clients or the INTILION cloud connection are polling simultaneously, TCP connection slots may be exhausted. Reduce poll frequency, ensure only one Modbus master polls the unit at a time, and check that no firewall or switch is dropping idle TCP sessions before the poll interval.

Current registers return negative values unexpectedly. Is this a fault?

Current registers (6006-6008) are signed 16-bit integers and can legitimately return negative values depending on power flow direction and energy meter wiring polarity. Negative current on a phase typically indicates reverse current flow. Verify the energy meter's CT orientation and installation direction match the scalebloc's commissioning documentation before treating the sign as an error.

Free Modbus template: INTILION scalebloc energy (grid)

The INTILION scalebloc energy is a commercial AC-coupled lithium-ion battery storage system designed for peak shaving, self-consumption optimisation, and load management at commercial and industrial sites. This template reads grid parameters from the energy meter connected to the scalebloc: per-phase voltages (L1-N, L2-N, L3-N), per-phase currents (L1, L2, L3), and per-phase active and apparent power values at the grid connection point. All registers use Modbus TCP via the XF13 Ethernet port of the master unit, with a scaling resolution of 0.1. Connecting the ModbusCloud Gateway to the scalebloc's network gives installers and facility managers continuous visibility into three-phase grid behaviour without accessing the INTILION web interface.

Name	Address	Function	Type	Unit	Access
power_a Active power on phase L1, signed, resolution 0.1 kW.	6010	FC04	int16	kW	R
power_b Active power on phase L3, signed, resolution 0.1 kW.	6012	FC04	int16	kW	R
power_c Apparent power on phase L1, signed, resolution 0.1 kVA.	6014	FC04	int16	kVA	R
currents_a Grid current on phase L1, signed, resolution 0.1 A.	6006	FC04	int16	A	R
currents_b Grid current on phase L2, signed, resolution 0.1 A.	6007	FC04	int16	A	R
currents_c Grid current on phase L3, signed, resolution 0.1 A.	6008	FC04	int16	A	R
voltages_a Phase L1 to neutral voltage, resolution 0.1 V.	6000	FC04	uint16	V	R
voltages_b Phase L2 to neutral voltage, resolution 0.1 V.	6001	FC04	uint16	V	R
voltages_c Phase L3 to neutral voltage, resolution 0.1 V.	6002	FC04	uint16	V	R