Download Resource Data Management PR0018-PHI User guide

Mercury 3 M & E Installation Guide
Table of Contents:
THE MERCURY 3 RANGE ................................................................................................................................. 4
Hardware Variants ............................................................................................................................................. 4
Compatible Displays ......................................................................................................................................... 4
Configuration ..................................................................................................................................................... 4
Compatible Network Interfaces ........................................................................................................................ 4
Front Display Features ...................................................................................................................................... 5
Mercury Mk3 .................................................................................................................................................... 5
Mercury Mk3 I/O Connections .......................................................................................................................... 5
Input and Output Allocation Tables ................................................................................................................. 6
M-type (Mechanical Expansion Valve or Compressor) .................................................................................... 6
E-type (Electronic Expansion Valve) ................................................................................................................ 6
Switched Resistor Values ................................................................................................................................ 7
Transducer Input – Electronic Expansion type only......................................................................................... 7
Ordering Information ......................................................................................................................................... 7
Setting up the controller ................................................................................................................................... 8
Setup through front buttons ............................................................................................................................. 8
Setup Function Menu (Common to all types)................................................................................................... 8
Recommended set-up method ......................................................................................................................... 8
rtc. Real time clock (This will automatically synchronise on network systems) ............................................... 8
type. Set/view controller type ........................................................................................................................... 9
PArA. Set/view parameters (This can be achieved at the network front end) ................................................. 9
Unit. Set/view temperature unit and Probe type .............................................................................................. 9
Display.............................................................................................................................................................. 9
Parameter Tables ............................................................................................................................................. 10
Parameter Descriptions .................................................................................................................................. 13
Load Shedding ................................................................................................................................................. 17
Superheat Options ........................................................................................................................................... 17
EEV Control Using Pressure .......................................................................................................................... 17
Local Analogue Input – mA or V .................................................................................................................... 17
Mercury Switch (PR0018-PHI) ....................................................................................................................... 17
Remote pressure Direct from a Plant Pack Controller ................................................................................... 17
Maximum Operating Pressure (MOP) ............................................................................................................ 17
Relay State and functional operation ............................................................................................................ 18
Relay and screen states during defrost ........................................................................................................ 18
Defrost Type (P-91)........................................................................................................................................ 18
Defrost Termination........................................................................................................................................ 18
Fan Delay after Defrost .................................................................................................................................. 18
Network Configuration – RS232 comms ....................................................................................................... 19
RS485 Legacy module ................................................................................................................................... 19
Wireless Mesh Module ................................................................................................................................... 19
IP Futura module ............................................................................................................................................ 20
Mercury Switch ............................................................................................................................................... 20
Network Configuration – IP comms ............................................................................................................... 21
Viewing IO ........................................................................................................................................................ 22
Input / Output Table ....................................................................................................................................... 22
Maximum and Minimum Control Temperature............................................................................................... 23
Display Messages ............................................................................................................................................ 23
Network Alarms ............................................................................................................................................... 23
Modifying controller states ............................................................................................................................. 24
Fans Only “FanS” ........................................................................................................................................... 24
Case Off “CASE” ............................................................................................................................................ 24
Lights Only “Ligt” ............................................................................................................................................ 24
Probe Offset ..................................................................................................................................................... 24
Remote Commands ......................................................................................................................................... 24
Specification .................................................................................................................................................... 25
Switched Resistor Example Wiring ............................................................................................................... 26
Warning
Ensure that all power is
switched off before
installing or maintaining
this product
Revision 1.0
Page 2 of 29
www.resourcedm.com
Please Note