ELECTRO INDUSTRIES, INC.
MONTICELLO, MN 55362
TANK
Z1
Z
4
Z8
P2
P1
RADIANT FLOOR ZONES
WATER
COIL
COIL
PUMP
BLOWER
GEO UNIT
2
1
WATER TO WATER HP
4
3
HP-BTC
P0
5
1 SAFETY RELIEF IS REQUIRED.
2 CLOSE COUPLED TAP, P2 PUMP MUST ALSO CONTROL P1 PUMP (PART OF HP-BTC).
3 IF SET-UP, FOR COOLING, ALL PIPING MUST BE INSULATED.
4 WHEN USING BTC MODE B , THIS CAN BE A GAS FURNACE.
5 P0 IS CONTROLLED BY ZONE BOARD. W-OUT AND POWER RELAY.
NHP GEO BUFFER TANK SYSTEM
- Pressure tank, closed loop.
- Zone valve or manifold actuators.
- HP-BTC controller must be converted
to 24V output, see sheet 7.
HX101
Rev. 16 10/4/2011
Sheet 3 of 8
