Mitsubishi Electric MELSEC-FX3S Series - Outline; Outline of Functions

J-3
1 Outline
1.1 Outline of Functions
FX 3S /FX 3G /FX 3GC /FX 3U /FX 3UC PLC User's Manual - Analog Control Edition
FX 3U -4AD-PTW-ADP (4-channel Platinum Resistance Thermometer Data Input)
A
Common Items
B
FX
3U
-4AD
FX
3UC
-4AD
C
FX
3U
-4AD-ADP
D
FX
3G
-2AD-BD
E
FX
3U
-4DA
F
FX
3U
-4DA-ADP
G
FX
3G
-1DA-BD
H
FX
3U
-3A-ADP
I
FX
3U
-4AD-PT
-ADP
J
FX
3U
-4AD-PTW
-ADP
1. Outline
This chapter describes the outline of FX3U-4AD-PTW-ADP (referred to as PTW-ADP).
1.1 Outline of Functions
The FX3U-4AD-PTW-ADP is an analog special adapter. Connect the FX3U-4AD-PTW-ADP to the FX3S/FX3G/
FX
3GC/FX3U/FX3UC Series PLC to read the temperature data from the 4-channel platinum resistance
thermometers.
1) Only 1 PTW-ADP unit can be connected to the FX
3S Series PLC.
Up to 2
*1
PTW-ADP units can be connected to the FX3G/FX3GC Series PLC.
Up to 4 PTW-ADP units can be connected to the FX
3U/FX3UC Series PLC.
(including the other analog expansion boards, analog special adapters)
2) After connection of the platinum resistance thermometer (Pt100), measurement of temperature will be
possible.
3) The temperature measurement data will be automatically written to the special data registers of the FX
3S/
FX
3G/FX3GC/FX3U/FX3UC Series PLC.
Refer to the system configuration shown in the User's Manual - Hardware Edition to check the number of
connectable units and to configure the entire system.
*1. Only 1 analog special adapter can be connected to the FX
3G Series PLC (14-point and 24-point type).
*2. The expansion board is not required when connecting with the FX
3GC/FX3UC (D, DS, DSS) Series PLC.
For the FX
3S/FX3G Series PLC a connector conversion adapter is used.
*3. FX
3S/FX3G/FX3GC PLCs use the following special devices.
For FX
3S Series PLC For FX3G/FX3GC Series PLC
• 1st adapter: M/D8280 to M/D8289 • 1st adapter: M/D8280 to M/D8289
• 2nd, 3rd and 4th adapters: Cannot be connected • 2nd adapter: M/D8290 to M/D8299
• 3rd and 4th adapters: Cannot be connected
For FX 3S /FX 3G /FX 3GC /
FX
3U /FX 3UC Series PLC




FX 3S /FX 3G /FX 3GC /FX 3U /FX 3UC
Series PLC
Number of connectable
units
For a detailed
description of wiring,
refer to Chapter 3.
To check the connectable
PLC model number, refer
to Section 1.3.
Point and section to be
referred to
System
Special devices
*3
For a detailed description
of special devices, refer to
Chapter 4.
For a detailed description
of a basic program, refer to
Section 4.8.
Analog data
FX3S Series PLC : Only 1
FX
3G /FX 3GC Series PLC : 2
*1
maximum
FX 3U /FX 3UC Series PLC : 4 maximum
including the other analog expansion
boards, analog special adapters
1st adapter
M/D8260 to M/D8269
M/D8270 to M/D8279
M/D8280 to M/D8289
M/D8290 to M/D8299
2nd adapter
3rd adapter
4th adapter
+
+
Expansion
board
*2
4th
adapter
3rd
adapter
2nd
adapter
1st
adapter
Transfer direction
Platinum resistance thermometer
sensor (Pt100)
Description
Measurement
temperature
Setting of temperature
unit
Setting of averaging time