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1 Outline
1.1 Outline of Functions
FX
3G
/FX
3U
/FX
3UC
PLC User's Manual - Analog Control Edition
FX3U-4AD-TC-ADP (4-channel Thermocouple Data Input)
K
FX
3U
-4AD-PNK
-ADP
L
FX
3U
-4AD-TC
-ADP
M
PID Instruction
(FNC 88)
1. Outline
This chapter describes the outline of FX3U-4AD-TC-ADP (referred to as TC-ADP).
1.1 Outline of Functions
The FX3U-4AD-TC-ADP is an analog special adapter. Connect the FX3U-4AD-TC-ADP to the FX3U/FX3UC/
FX
3G Series PLC to read the data from the 4-channel thermocouple.
1) Up to 4 TC-ADP units can be connected to the FX
3U/FX3UC Series PLC.
Up to 2
*1
TC-ADP units can be connected to the FX3G Series PLC.
(Including other analog special adapters)
2) Thermocouple types K and J can be connected. (However, it's impossible to use both types K and J with
1 adapter.)
3) A/D conversion data will be automatically written to the special data register of the FX
3U/FX3UC/FX3G
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
……
For a detailed description
of special devices, refer to
Chapter 4.
For a detailed description
of a basic program, refer to
Section 4.9.
Analog data
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.
*2. The expansion board is not required when connecting with the FX
For the FX
3G
Series PLC a connector conversion adapter is used.
3UC
(D, DSS) PLC.
FX
3U
, FX
3UC
Series PLC : 4 maximum
FX
3G
Series PLC : 2
*1
maximum
(including other 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
FX3U/FX3UC/FX3G Series PLC
For FX
3U, FX3UC
Series PLC
4th
adapter
3rd
adapter
2nd
adapter
1st
adapter
Transfer direction
*1. Only 1 analog special adapter can be connected to the 14-point and 24-point type main unit.
Description
Thermocouple temperature sensor type K or J
Temperature measurement
Setting of temperature unit
Switching of types between
type K and type J
Setting of averaging time