• 8 isolated voltage inputs
• Modbus RTU compatible
• Voltage: 0 - 10 Vdc & 0 - 5 Vdc
• Offset: 2 Vdc [0-10] & 1 Vdc [1-5]
• Insulation: 1500 Vrms (350 V between channels)
• Up to 128 modules on the RS485 network
• Indication LEDs
• Rai-din fixing
• Module configuration software
• User Manual

• 8 current outputs
• Modbus RTU compatible
• Current: 0 - 20 mA
• Offset: 4 mA
• Insulation: 1500 Vrms
• Up to 128 modules on the RS485 network
• Indication LEDs
• Rai-din fixing
• Module configuration software
• User Manual

• 8 voltage outputs
• Modbus RTU compatible
• Voltage: 0 - 10 Vdc
• Offset: 2 Vdc
• Insulation: 1500 Vrms
• Up to 128 modules on the RS485 network
• Indication LEDs
• Rai-din fixing
• Module configuration software
• User Manual

• 2 inputs & 1 analog output
• 4 digital inputs & 2 digital outputs
• 2 RTD inputs
• Modbus RTU compatible
• Up to 128 modules on the RS485 network
• Indication LEDs
• Rai-din fixing
• Module configuration software
• User Manual

• 16 digital outputs
• Modbus RTU compatible
• Insulation: 1500 Vrms
• Indication LEDs for each channel
• Power supply: 12 V - 24 Vdc
• Up to 128 modules on the RS485 network
• Indication LEDs
• Rai-din fixing
• Module configuration software
• User Manual

• Measure range: pH: 0-14 pH, ±0.02pH; 
• ORP: -1000 ~1000mV, ±1mV
• Input Resistance: ≥10~12Ω
• Temperature compensation : Manual/ Auto temperature compensation
• Signal output : 4-20mA, maximum loop 750Ω, 0.2%FS
• Communication : RS485 Modbus-RTU
• Relay output : 250V, 3A
• Power supply:  220V±10%，50Hz/60Hz

Features

• Range: 0.01 electrode: 0.02~20.00us/cm
• 0.1 electrode: 0.2~200.0us/cm
• 1.0 electrode: 2~2000us/cm
• 10.0 electrode: 0.02~20ms/cm
• Output signal: 4 ~ 20 mA; Relay; RS485
• Power supply: AC220V±10%, 50Hz/60Hz
• Operating temperature: 0~60°C
• Accuracy : ± 2 % PE
• Measuring medium: Liquid
• Relay output: 250 VAC, 3A

• Range: 0-20 mg/L, 0-200%, 0-400 hPa
• Resolution: 0.01 mg/L, 0.1%, 1 hPa
• Output signal: 4 ~ 20 mA; Relay; RS485
• Power supply: AC220V±10%; 50Hz/60Hz
• Communication protocol: MODBUS-RTU standard (customizable)
• Operating temperature: 0~60 °C

• PR20: 6 universal analog channels
• Optional inputs / outputs available
• Touch screen, TFT, 5.6 ''
• Ethernet, SD and USB slot
• Optional: RS232 / 422/485 and pulse input
• Protection IP65 (front) and IP20 (rear)
• CE, cULus and RoHS standards
• Pulse input for flow applications
• Direct connection to a printer
• Web server and e-mail from the recorder
• Remote IO channels, virtual channels
• ModBus RTU and TCP, Master and Slave protocols
• Customizable display like an HMI
• Batch operations, FDA 21 and CFR 11 standards
• 19 languages available
• 16G SD card

• PR20: 12 universal analog channels
• Optional inputs / outputs available
• Touch screen, TFT, 5.6 ''
• Ethernet, SD and USB slot
• Optional: RS232 / 422/485 and pulse input
• Protection IP65 (front) and IP20 (rear)
• CE, cULus and RoHS standards
• Pulse input for flow applications
• Direct connection to a printer
• Web server and e-mail from the recorder
• Remote IO channels, virtual channels
• ModBus RTU and TCP, Master and Slave protocols
• Customizable display like an HMI
• Batch operations, FDA 21 and CFR 11 standards
• 19 languages available
• 16G SD card

• PR20: 18 universal analog channels
• Optional inputs / outputs available
• Touch screen, TFT, 5.6 ''
• Ethernet, SD and USB slot
• Optional: RS232 / 422/485 and pulse input
• Protection IP65 (front) and IP20 (rear)
• CE, cULus and RoHS standards
• Pulse input for flow applications
• Direct connection to a printer
• Web server and e-mail from the recorder
• Remote IO channels, virtual channels
• ModBus RTU and TCP, Master and Slave protocols
• Customizable display like an HMI
• Batch operations, FDA 21 and CFR 11 standards
• 19 languages available
• 16G SD card

• PR20: 24 universal analog channels
• Optional inputs / outputs available
• Touch screen, TFT, 5.6 ''
• Ethernet, SD and USB slot
• Optional: RS232 / 422/485 and pulse input
• Protection IP65 (front) and IP20 (rear)
• CE, cULus and RoHS standards
• Pulse input for flow applications
• Direct connection to a printer
• Web server and e-mail from the recorder
• Remote IO channels, virtual channels
• ModBus RTU and TCP, Master and Slave protocols
• Customizable display like an HMI
• Batch operations, FDA 21 and CFR 11 standards
• 19 languages available
• 16G SD card

• PR30: 12 universal analog channels
• Optional inputs / outputs available
• 12.1 '' TFT touch screen
• Ethernet, SD and USB slot
• Optional: RS232 / 422/485 and pulse input
• Protection IP65 (front) and IP20 (rear)
• CE, cULus and RoHS standards
• Pulse input for flow applications
• Direct connection to a printer
• Web server and e-mail from the recorder
• Remote IO channels, virtual channels
• ModBus RTU and TCP, Master and Slave protocols
• Customizable display like an HMI
• Batch operations, FDA 21 and CFR 11 standards
• 19 languages available
• 16G SD card

• PR30: 18 universal analog channels
• Optional inputs / outputs available
• 12.1 '' TFT touch screen
• Ethernet, SD and USB slot
• Optional: RS232 / 422/485 and pulse input
• Protection IP65 (front) and IP20 (rear)
• CE, cULus and RoHS standards
• Pulse input for flow applications
• Direct connection to a printer
• Web server and e-mail from the recorder
• Remote IO channels, virtual channels
• ModBus RTU and TCP, Master and Slave protocols
• Customizable display like an HMI
• Batch operations, FDA 21 and CFR 11 standards
• 19 languages available
• 16G SD card

• PR30: 24 universal analog channels
• Optional inputs / outputs available
• 12.1 '' TFT touch screen
• Ethernet, SD and USB slot
• Optional: RS232 / 422/485 and pulse input
• Protection IP65 (front) and IP20 (rear)
• CE, cULus and RoHS standards
• Pulse input for flow applications
• Direct connection to a printer
• Web server and e-mail from the recorder
• Remote IO channels, virtual channels
• ModBus RTU and TCP, Master and Slave protocols
• Customizable display like an HMI
• Batch operations, FDA 21 and CFR 11 standards
• 19 languages available
• 16G SD card