YOKOGAWA UP35A, User Manual

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All Rights Reserved. Copyright © 2010, Yokogawa Electric Corporation GS 05P02D41-01EN Mar.14,2016-00
Ladder Sequence Function
(1) Number of I/O Points
UP35A UP32A
Number of digital input points Up to 8 Up to 5
Number of digital output points Up to 8 Up to 5
This is limited by the number of contact I/O signal
points. (See the model code.)
(2) Types of Instruction
Number of
instructions
Remark
Number of basic
instruction types
13
Load, AND, OR, Timer,
Counter, etc.
Number of
application
instruction types
73
Comparison, reverse,
addition/subtraction/
multiplication/division, logic
operation, high/low limiter, etc.
(3) Sequence Device
Types of device Number of points
Digital I/O
Input relay 8 (max)
Output relay 8 (max)
Internal device
M relay (bit data) 256
DAT register (data) 28
P register (parameter) 10
K register (constant) 30
Special device Special relay (bit data) 12
Process data and process relay can be used
besides the above-mentioned.
(4) Program capacity
Max. Program capacity: 300 steps *
*: Available number of steps differs according to the
parameters, using command and control period.
(5) Ladder computation period
Ladder computation period is the same as control
period.
Communication Function
Function Method Interface Targets Max connection Communication
Data
Modbus/TCP A standard industry
protocol allowing
communications
between the controller
and devices such as
PCs, PLCs, and DCSs.
Server Ethernet PLC and others 2 connections PV, ALM etc
Gateway Ethernet
+ RS-485
RS-485: UT75A/UT55A/
UT52A/UT35A/UT32A/
UP55A/UP35A/UM33A
(*1)
31 units
Modbus
(RTU/ASCII)
Slave RS-485 PLC and others, UT75A/
UT55A/UT52A/UT35A/
UT32A/UP55A/UP35A/
UP32A/UM33A
(*1)
31 units
PROFIBUS-DP Used for communication
between PLCs and
remote I/O, enabling
highspeed data
transmission.
Slave RS-485 PLC and others Number of nodes:
126
Modbus
master
function
RS-485 UT75A/UT55A/UT52A/
UT35A/UT32A/UP55A/
UP35A
31 Units
(Main Controller is
included.)
CC-Link Slave RS-485 PLC and others Number of nodes: 42
(Remote device)
Modbus
master
function
RS-485 UT75A/UT55A/UT52A/
UT35A/UT32A/UP55A/
UP35A/UP32A/UM33A
31 Units
(Main Controller is
included.)
DeviceNet Slave RS-485 PLC and others Number of nodes: 64
Modbus
master
function
RS-485 UT75A/UT55A/UT52A/
UT35A/UT32A/UP55A/
UP35A
31 Units
(Main Controller is
included.)
Peer to peer A protocol allowing
multiple controllers to
send and receive data
between one another. The
Ladder Program is used.
Multi-drop RS-485
(2 wire
only)
UT75A/UT55A/UT52A/
UT35A/UT32A/UP55A/
UP35A/UP32A
Read/Write: 4 units
Read only : 28 units
Coordinated
Communication
A protocol to coordinate
the operation of two
or more instruments
controlling the same
process.
Master/
Slave
RS-485 UT75A/UT55A/UT52A/
UT35A/UT32A/UP55A/
UP35A/UP32A
(*2)
Master : 1 unit
Slave : 31 units
PC link The proprietary Yokogawa
protocol allowing
communications to PCs,
PLCs and touch panels.
Slave RS-485 UT75A/UT55A/UT52A/
UT35A/UT32A/UP55A/
UP35A/UP32A/UM33A
(*2)
31 units
Ladder A protocol to
communicate to PLCs.
*1: UT digital indicating controller, Signal conditioner JUXTA, Power monitor POWERCERT can be connected.
*2: UT digital indication controllers can be connected.
Physical Interface
Ethernet Standard : IEEE802.3 (10BASE-T, 100BASE-TX)
Max segment length : 100 m
Max. Connecting Configuration : Cascade Max. 4 level (10BASE-T), Max. 2 level (100BASE-TX)
RS-485 Standard: EIA RS-485
Communication method: Two-wire harf-duplex or four-wire harf-duplex, start-stop synchronization, and
non-procedural
Baud rate: 600,1200,2400,4800,9600,19200 or 38400 bps
(*3)
Peer to peer communication is fixed at 19200 bps
Maximum communication distance: 1200 m
Terminating resistor: 220Ω (External)
*3: “38400 bps” is available only for UP35A (Type 3 code = 1)