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A1 Series

▲ FBD + LD System
▲ Support Start-up Screen (108*64 )
▲Multiple communication port
▲ Password protection, copy protection
▲ 36 integrated functions, pre-tested functions
▲ Linking of 1024 function block is possible
▲ Display of message texts
▲ Integrated data latch
▲ Flexibly expandable up to 4000 points
▲ Support full Modbus protocol
▲ Free PC software“Yotta Edit”+“Yotta Utility”


A1 Series

Item Main Text Panel
A-1188S A-1188 A-1188D A-1189S A-1189 A-1189D
A-1188S-T A-1188-T A-1188D-T A-1189S-T A-1189-T A-1189D-T ATP
Inputs 8 4 LINK
Analog inputs -- 4(10-bit)
Supply Voltage 10~30VDC
Outputs 4
Continuous current

Relay : 5 A for resistive load, 2 A for inductive load
Transistor : NPN open collector, max. 100mA at 30 VDC

Real-time Clock/reserve power Yes / > 2 years
Operation temperature -20°C to +75 °C
Storage temperature -25 °C to +80 °C
Linking of functions 1024(Max)
Input Operating
15000HZ(Total 60000HZ)
Communication Port RS-232*1 & RS-485*2
Display/LED Yes
Degree of protection IP 20
Main I/O Points 12 points,support 7 units AIO/DIO extension modules
Real-time Clock Yes
Password Protection Multiple password protection
Communication Protocol Master:MODBUS ASCII/RTU\Slave:MODBUS ASCII/RTU
Communication Baud Rate 1200~115200bps
Digital Input signal status

DC Supply TYPE status low: < 2VDC ; status high: > 4VDC

Digital Input Isolation Yes
Analog Input Type -- 0~10VDC
A-1188S 8DI,4DO(Relay),RS-232*1
A-1188 8DI,4DO(Relay),I/O LED indicator,RS-232*1,RS-485*2
A-1188D 8DI,4DO(Relay),108*64 LCM,RS-232*1,RS-485*2
A-1188S-T 8DI,4DO(Transistor),RS-232*1
A-1188-T 8DI,4DO(Transistor),I/O LED indicator,RS-232*1,RS-485*2
A-1188D-T 8DI,4DO(Transistor),108*64 LCM,RS-232*1,RS-485*2
A-1189S 4DI,4AI,4DO(Relay,RS-232*1
A-1189 4DI,4AI,4DO(Relay),I/O LED indicator,RS-232*1,RS-485*2
A-1189D 4DI,4AI,4DO(Relay),108*64 LCM,RS-232*1,RS-485*2
A-1189S-T 4DI,4AI,4DO(Transistor),RS-232*1
A-1189-T 4DI,4AI,4DO(Transistor),I/O LED indicator,RS-232*1,RS-485*2
A-1189D-T 4DI,4AI,4DO(Transistor),108*64 LCM,RS-232*1,RS-485*2
DSCAB Communication Cable
ABM64/AMB128 Memory Card
ATP Text Panel





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