User guide

Revision 1.5 Page 5 of 19
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
Mercury 2 & Intuitive Mercury Mini-Pack Installation Guide
www.resourcedm.com
Transducer Ground Input 5 Ground Input 4 Ground Input 3 Ground Input 2 Ground Input 1 Ground
Intuitive Mercury Controller Intuitive Mercury Network Expansion Options
Input and Output Allocation Table
The following tables indicate; on a controller type basis, the functions of the inputs and outputs.
I/O
Type 1 Pack
Type 2 Condenser
Comments
Stage Inputs 1-5
Status Input or Temperature
Probe
Status Input or Temperature Probe
See Status Input
Transducer Input
Pressure Transducer
Pressure Transducer
See Interface Board
Relays 1-5
Compressor or Loader
Fan
Wire to N/O Contacts
Alarm relay
The alarm relay is assigned automatically to the first free relay that has not been utilised in the stage programming. At first power on this
will be Relay 1 until programming of the output stage is complete.
The relay is energised with no alarm and de-energised when in alarm. Any alarm condition will activate the alarm relay.
IP Network Card (PR0770)
Rotary Address
Switches
Network
Collision LED
Network Activity
LED
Network
Expansion
Port
The Intuitive Mercury is supplied with an RS232
Network Card fitted as standard. Some example
optional network cards are shown below
RS232 Network Card (Default)
RS485 Network Card (PR0771)
Network Activity
LED
Screen
B-
Ground
A+
Ground
PR0772 Wireless Mesh Option also available. The network
interfaces work in the same way as there external counterparts.
Relay 1 N/C
Relay 1 N/O
Relay 1 Common
Relay 2 N/C
Relay 2 N/O
Relay 2 Common
Relay 3 N/C
Relay 3 N/O
Relay 3 Common
Relay 5 Common Relay 5 N/O Relay 5 N/C
Relay 4 Common Relay 4 N/O Relay 4 N/C
N
N/C
L
Mains Supply
100-240vAC
50-60Hz
Not Fitted
(For future use)