1.7 Two potential-free pulse outputs (optional)
Pulse outputs for energy:
the last place
Pulse outputs for volume:
the second-to-last place
1.7.1 Pin assignments 4-wire cable
Color Connection
2 Retrofitting with an Additional Communication Interface
During installation of the retrofitting module observe the ESD requirements according to EN 61340-5-1.
2.1 Retrofitting PolluTherm F with an additional communication interface
Heat meter Cooling meter Heat/cooling meter