Watlow ez-zone pm - Page 17

Watlow EZ-ZONE
®
PMI Controller • 13 • Chapter 1 Overview
EZ-ZONE
®
PM Integrated Model 1/16 DIN System Diagram
With Auxillary Input, Without Communications Card (Slot B)
Note:
Number of inputs and outputs and various combinations of the same will vary
depending upon part number; see ordering matrix for more detail.
EZ Key
Programmable Event
Digital Output (or Input) 5 & 6
(optional) none, switched dc
Digital Input (or Output) 5 & 6
(optional) none, switch, volts dc
Auxillary
Input
(optional)
Slot B
Inputs
Outputs
- None
- Idle set point
- Tune
- Alarm clear, request
- Force alarm
- Silence alarm
- Manual/auto mode
- Control outputs off
- Remote set point
enable
- Lock keypad
- TRU-TUNE+
®
disable
- Loop & alarms off
- Profile disable
- Profile hold/resume
- Profile start
- Profile start/stop
- Restore user settings
- Event inputs
Output Status
5
1
3
2
4
Indicates Zone
Address
Indicates I/O
Status
Zone
Address
Analog Input 1
none, Thermocouple, RTD (100Ω,
1kΩ), Thermistor 5kΩ, 10kΩ, 20kΩ,
40kΩ) Process (V, mV, mA) or 1k
Potentiometer
Output 1
none, switched dc/open collector, 5A
mechanical relay (form C), process
(V, mA), or 0.5A SSR (form A)
Output 2
none, 15A NO-ARC, switched dc,
5A mechanical relay (form A), or
0.5A SSR (form A)
PID
Controller
(Optional -
Ramp/Soak max 4
files, 40 steps)
Slots A
(Optional)
Input Sensor
off, heat, cool
alarm, retransmit,
duplex, event
off, heat, cool
alarm, event
off, heat, cool
alarm, retransmit,
duplex, event
off, heat, cool
alarm, event
off, heat, cool
alarm, event
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 3
none, switched dc/open collector, 5A
mechanical relay (form C), process
(V, mA), or 0.5A SSR (form A)
Output 4
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
Input Sensor
6
Remote Set Point Operation
• Supports efficient set point manipulation from a remote device, such as a master control
or PLC.