Watlow EZ-ZONE PM Integrated Controller - Manual (Page 16)

Watlow EZ-ZONE ® PM Integrated Controller • 13 • Chapter 1 Overview
EZ-ZONE ® PM Integrated Model 1/8 and 1/4 DIN System Diagram
With 6 Digital I/O (slot D), Without Communications (slot E)
Input
Function
Output
Function
off, heat, cool
alarm, retransmit,
duplex or event
EZ-ZONE PM Integrated 8 th DIN System Diagram
With 6-digital I/O (slot D), Without Comms Card (slot E)
Analog Input 1
none, Thermocouple, RTD (100Ω,
1kΩ), Thermistor 5kΩ, 10kΩ, 20kΩ,
40kΩ) Process (V, mV, mA) or 1k
Potentiometer
PID Controller,
Limit, or
Current Trans-
former Sense
(CT)
Slots B
(Optional)
PID
Controller
(Optional -
Ramp/Soak max
4 files, 40 steps)
Slots A
(Optional)
Input Sensor
Output 2
none, 15A NO-ARC, switched dc,
5A mechanical relay (form A), or
0.5A SSR (form A)
Analog Input 2
none, CT, Thermocouple, RTD (100
Ω, 1kΩ), Thermistor 5kΩ, 10kΩ,
20kΩ, 40kΩ) Process (V, mV, mA)
or 1k Potentiometer
6 - Digital
Inputs / Outputs
Slot D
(Optional)
Power Supply
100 to 240Vac
20 to 28 Vac or 12 to 40Vdc
Modbus
Address 1 - 247
Standard Bus
Zone Address
1 - 16
Supervisory &
Power Board
Slot C
EIA-485 Communication
Standard Bus
(optional Modbus RTU)
RUI, EZ-ZONE
Controllers, PLC, PC
or HMI
Output Status
LEDs
5 6
1
3
2
4
Zone
Address
LEDs
Channel
Indicates Zone
Address & Channel
Indicates I/O
Status
8 7
Input Sensor
If limit, this output
must be limit
Output 1
none, switched dc/open collector, 5A
mechanical relay (form C), process
(V, mA), or 0.5A SSR (form A)
off, heat, cool
alarm or event
Output 3
none, switched dc/open collector, 5A
mechanical relay (form C), process
(V, mA), or 0.5A SSR (form A)
off, heat, cool
alarm, event or limit
off, heat, cool
alarm, retransmit,
duplex or event
Output 4
none, 15A NO-ARC, switched dc,
5A mechanical relay (form A), or
0.5A SSR (form A)
off, heat, cool
alarm or event
off, heat, cool
alarm or event
Digital Input (or Output) 7-12 (optional)
Programmable Functions
Digital Output (or Input) 7-12
(optional) none, switched dc
Digital Input (or Output) 5 & 6 (optional)
Programmable Functions
EZ Key 1 & 2
Programmable Functions
- None
- Limit reset
- Idle set point
- Tune
- Alarm clear, request
- Silence alarm
- Manual/auto mode
- Control mode
- Remote set point
enable
- Lock keypad
- Force alarm
- TRU-TUNE+ ® disable
- Loop & alarms off
- Profile disable
- Profile hold/resume
- Profile start
- Profile start/stop
- Restore user settings
- Event inputs
- Math
Digital Output (or Input) 5 & 6
(optional) none, switched dc
Note:
Number of inputs and outputs and various combinations of the same will vary
depending upon part number; see ordering matrix for more detail.