Revision 2.3
Page 5 of 14
Warning
Please Note
The specifications of the product detailed on this
Set-Up Guide may change without notice. RDM
Ltd. shall not be liable for errors or for incidental
or consequential damages, directly and indirectly,
in connection with the furnishing, performance or
misuse of this product or document.
Ensure that all power is
switched off before
installing or maintaining
this product
ML Multistage Thermostat Installation Guide
www.resourcedm.com
5 Relay module with RS485 connector (for connection to Genus compatible Network).
Connections:
NEUTRALS:
Supply Neutral connections
LIVE:
Supply Live connections
N/C:
Relay normally closed contact
N/O:
Relay normally open contact
Network Cable part number:
*Belden 8723 or equivalent
All relays will output the supply voltage
Note. Earth is a functional earth, not a safety earth
170mm
70mm
75mm
75mm
70mm
133mm
149mm
Fixing Centre
Display
Connection
RS485 Comms.
Connector
Temperature
Probe Connector
1A Anti Surge
Fuse
Supply Neutral
Supply Earth
Supply Live
Functional Earth
Functional Earth
Note:
Middle connector not
used on all relays
Rel
ay
1
Rel
ay
2
Rel
ay
3
Rel
ay
4
Rel
ay
5
Common (Green)
Data B
– (Black)
Common (White)
Data A + (Red)
Screen
RS485 Connection Detail
!
