W
ATLOW
®
EZ-ZONE
®
RMZ4
-
2
-
E
THER
CAT
®
A
DAPTER
1
T
ABLE OF
C
ONTENTS
1
Table of Contents .................................................................................................................................. 2
2
Table of Figures ..................................................................................................................................... 4
3
Overview ............................................................................................................................................... 5
4
Mounting and Dimensions .................................................................................................................... 6
5
Connections and Wiring ........................................................................................................................ 7
5.1
RMZ4 with up to 48 Control Loops ........................................................................................... 7
5.2
RMZ4 with Optical Sensor Card................................................................................................. 8
5.3
RMZ4 with Serial Communications Card and Bluetooth ........................................................... 9
5.4
RM System Connections .......................................................................................................... 11
5.5
Slot C Power Connection ......................................................................................................... 12
5.6
Earth Ground ........................................................................................................................... 13
5.7
EZ-ZONE ST and EZ-ZONE PM Wiring ...................................................................................... 14
5.8
EtherCAT® Wiring .................................................................................................................... 15
5.9
USB Wiring ............................................................................................................................... 15
5.10
Modbus® Wiring ...................................................................................................................... 15
6
Theory of Operation ............................................................................................................................ 17
7
Setting up the System ......................................................................................................................... 20
7.1
Steps to Implement ................................................................................................................. 20
7.2
EtherCAT® Master and ESI file ................................................................................................ 20
7.3
Master instructions ................................................................................................................. 20
7.4
Explicit Device Identification ................................................................................................... 20
7.5
Mapping Loop to CoE Object Indexes ..................................................................................... 21
7.6
Configuring the RMZ4 ............................................................................................................. 22
7.7
Identifying the RMZ4 Itself ...................................................................................................... 22
7.8
Setting Addresses on Connected Devices ............................................................................... 22
7.9
Identifying Connected Devices ................................................................................................ 22
7.10
Adding Slots ............................................................................................................................. 25
7.11
Mapping I/O to Loops (Slots) .................................................................................................. 26
8
Using Controller Features ................................................................................................................... 27
8.1
Sensor and Control Loop ......................................................................................................... 27
8.2
Optical Sensing ........................................................................................................................ 32
8.3
Open Loop Detect ................................................................................................................... 33
8.4
Digital Heat Control Outputs ................................................................................................... 34
8.5
Over-Temperature Limits ........................................................................................................ 35
8.6
Current Sensing ....................................................................................................................... 37
8.7
Cooling Digital Outputs ........................................................................................................... 38
8.8
Analog Heat Outputs ............................................................................................................... 39
8.9
Analog retransmit Outputs ..................................................................................................... 41
8.10
Alarm Outputs ......................................................................................................................... 42
8.11
Analog Cooling Outputs .......................................................................................................... 44
8.12
Direct Digital Input .................................................................................................................. 45
8.13
Direct Digital Output ............................................................................................................... 46
8.14
Direct Analog Input ................................................................................................................. 47