AR2 Smart Relay / PLC Family

AR2-A; Rail Mount Smart Relay / PLC Programmable with Ladder Logic
  • Free of charge Ladder Logic Editor with GUI running on PC, “GEMO LADDER EDITOR”; programming, simulation, download. 
  • 256 lines, 5 contact column, 1 coil column 
  • Rising / Falling Edge option for contacts 
  • Up to 28 Discrete Inputs, built-in filter for each input 
  • Up to 20 Discrete Outputs 
  • 32 Timers (11 modes, 9 time bases) 
  • 2 Timer Ticks (Event Counting) 
  • 32 Counters (16 bits, Up/Down) 
  • 32 Counter Comparators (with Offset feature) 
  • 2 Fast Input Counters 
  • 2 Independent State Machines (Internal Timer) 
  • 3 Front Panel F Keys, with built in filter for each 
  • 48 Auxiliary Relays 
  • 16 Analog Comparators (with hysteresis) 
  • Up to 4 x 0-10V Analog Inputs 
  • Up to 2 x PTC Temperature Sensor Input 
  • 32 Run Time Screens with internal timer; each having 4 sub screens 
  • Welcome screen with 4 sub screens 
  • 3 Level user programmable menu system 
  • 4 Password contacts 
  • 4 Configuration contacts 
  • Real Time Clock - optional 
  • Weekly / Yearly Alarms (for RTC option) 
  • RS-485 port to connect to extension modules
  • Communicates with a MOSBUS RTU Master via AR2 MODBUS Gateway (AR2-S-24VDC-MB1)
  • Scan time < 10msec. 
  • 2x16 character back-light LCD display 
  • 18...32VDC or 100...240VAC supply options, 18Vdc Auxiliary Supply Out for discrete inputs
AR2-P; Panel Mount Smart Relay / PLC Programmable with Ladder Logic
  • 96mm x 96mm Enclosure front size
  • Free of charge Ladder Logic Editor with GUI running on PC, “GEMO LADDER EDITOR”; programming, simulation, download. 
  • 256 lines, 5 contact column, 1 coil column 
  • Rising / Falling Edge option for contacts 
  • Up to 24 Discrete Inputs, built-in filter for each input 
  • Up to 17 Discrete Outputs 
  • 32 Timers (11 modes, 9 time bases) 
  • 2 Timer Ticks (Event Counting) 
  • 32 Counters (16 bits, Up/Down) 
  • 32 Counter Comparators (with Offset feature) 
  • 2 Fast Input Counters 
  • 2 Independent State Machines (Internal Timer) 
  • 3 Front Panel F Keys, with built in filter for each 
  • 48 Auxiliary Relays 
  • 16 Analog Comparators (with hysteresis) 
  • Up to 4 x 0-10V Analog Inputs 
  • Up to 2 x PTC Temperature Sensor Input 
  • 32 Run Time Screens with internal timer; each having 4 sub screens 
  • Welcome screen with 4 sub screens 
  • 3 Level user programmable menu system 
  • 4 Password contacts 
  • 4 Configuration contacts 
  • Real Time Clock - optional 
  • Weekly / Yearly Alarms (for RTC option) 
  • RS-485 port to connect to extension modules
  • Communicates with a MOSBUS RTU Master via AR2 MODBUS Gateway (AR2-S-24VDC-MB1)
  • Scan time < 10msec. 
  • 2x16 character back-light LCD display 
  • 18...32VDC or 100...240VAC supply options, 18Vdc Auxiliary Supply Out for discrete inputs
AR2-A-8D; Rail Mount Smart Relay / PLC Programmable with Ladder Logic
User Manual
Device Selection List
  • Free of charge Ladder Logic Editor with GUI running on PC, “GEMO LADDER EDITOR”; programming, simulation, download. 
  • 256 lines, 5 contact column, 1 coil column 
  • Rising / Falling Edge option for contacts 
  • 8 Discrete Inputs, built-in filter for each input 
  • 5 Discrete Outputs 
  • 32 Timers (11 modes, 9 time bases) 
  • 2 Timer Ticks (Event Counting) 
  • 32 Counters (16 bits, Up/Down) 
  • 32 Counter Comparators (with Offset feature) 
  • 2 Fast Input Counters 
  • 2 Independent State Machines (Internal Timer) 
  • 3 Front Panel F Keys, with built in filter for each 
  • 48 Auxiliary Relays 
  • 16 Analog Comparators (with hysteresis) 
  • 1 PTC Temperature Sensor Input 
  • 32 Run Time Screens with internal timer; each having 4 sub screens 
  • Welcome screen with 4 sub screens 
  • 3 Level user programmable menu system 
  • 4 Password contacts 
  • 4 Configuration contacts 
  • Real Time Clock - optional 
  • Weekly / Yearly Alarms (for RTC option) 
  • Scan time < 10msec. 
  • 2x16 character back-light LCD display 
  • 18...32VDC or 100...240VAC supply options, 18Vdc Auxiliary Supply Out for discrete inputs
AR2-G1; Rail Mount Extension Module for AR2
  • Up to 14 Discrete Inputs
  • 10 Discrete Outputs 
  • Up to 2 x 0-10V Analog Inputs 
  • 1 PTC Temperature Sensor Input 
  • RS-485 port to connect to AR2
  • 18...32VDC or 100...240VAC supply options, 18Vdc Auxiliary Supply Out for discrete inputs
AR2-S-24VDC-MB1; MODBUS Gateway for AR2
  • 2 independent RS-485 communication ports 
  • Connects to AR2 AR2 RS-485 communication line 
  • Connects to MODBUS RS-485 line as a slave 
  • Supported MODBUS protocols; only MODBUS RTU on a RS-485 line 
  • Selectable communication speed for MODBUS connection 
  • Selectable “Parity/Stop Bit” for MODBUS connection 
  • Selectable slave address on MODBUS line 
  • Data security on MODBUS line; selectable “Read” permission 
  • Data security on MODBUS line; selectable “Write” permission 
  • Selectable response delay; adaptable to slow/non-real time masters 
  • LEDs on front panel; ability to monitor communication status 
  • Loads communication parameters automatically from AR2; no extra/special user adjustment 
  • Selectable internal line termination for MODBUS line for easy commissioning 
  • Wide range isolated supply input;18..32VDC