Takagi T - M1 Installation And Operating Instructions Manual page 24

Multi System
Main Multi System Controller (TM-RE20) and Temperature Remote Controller (TM-RE10)
wiring:
201 202 201 202 201 202 201 202
Detail Wiring: T-M1 Comunications cables are inside Box for TM-RE20.
TM-RE10 Cable can be use above 18 gage wire and up to 250 ft.
Wire No. 201 (Male Adapter) and No 202 (Female
Adapter)
23
RE-20
For TM-RE10
Port.
Use 18 Gage
Wire.
No Polarity
It has four Ports.
Each port can
connect up to Five
T-M1.
No Polarity
RE-10