User Guide
36 | uponorpro.com
Technical specications
Cables
Standard
cable length
Maximum
cable length Wire gauge
Cable from base unit to antenna 1.6' (0.50 m) 16' (5 m) CAT.5e or CAT.6, RJ 45 connector
Cable from base unit to actuator 2.5' (0.75 m) 65' (20 m) Base unit: 0.2 mm² to 1.5 mm²
External sensor cable to thermostat 16' (5 m) 16' (5 m) 0.6 mm²
Floor sensor cable to thermostat 16' (5 m) 16' (5 m) 0.75 mm²
Outdoor sensor cable to thermostat - 16' (5 m) Twisted pair
Base unit layout
A B D G H I
C E F
Item Description
A Fuse (T5 F3.15AL 250 V)
B Optional inputs and outputs (pump and boiler management, and heat pump
connection)
C Channel registration buttons
D LEDs for channels 01 – 06
E Quick connectors for actuators
F MicroSD card
G Power LED
H Wireless Base Unit Expansion Module, 6 zones (A3801160) (optional)
I Wireless antenna, RJ-45 connector
Figure A-1: Base unit layout