MI00531-2-EN
INSTALLATION MANUAL
3/7
CERTIFICATIONS
https://www.seneca.it/products/r-8ai-8dido/doc/CE_declaration
INSULATION
POWER SUPPLY
Voltage: 10÷40 Vdc; 19÷28 Vac; 50÷65 Hz; Absorption: 3 W
ENVIRONMENTAL
CONDITIONS
Operating temperature:
from -25°C to +65 °C
Humidity: 10%– 90% non condensing.
Storage temperature: from -30°C to +85 °C
Protection rating: IP20
ASSEMBLY
35mm DIN rail IEC EN60715
CONFIGURATION
With integrated WEB Server
(R-8AI-8DIDO version only)
CONNECTIONS /
COMMUNICATION
PORTS
3.5 mm pitch terminal block, 1.5 mm
2
max cable section
1 micro USB port for programming (R-8AI-8DIDO version only)
2 Ethernet (with LAN fault-bypass function) 100 base T on RJ45
1 RS485 port on terminals
(R-8AI-8DIDO version only)
AUXILIARY VOLTAGE
OUTPUT
Max voltage/current: 12 Vdc / 20 mA
DIGITAL INPUTS
Number of channels: 8; Voltage: Threshold ON: > 9 V; Threshold OFF: < 4 V; Vmax: 24 V;
Impedance 9 kΩ
DIGITAL OUTPUTS
Number of channels: 8, MOSFET, PNP; Max voltage/current: 0.2 A / 24 V
ANALOGUE
INPUT
Number of channels: 8; Type: voltage, current, thermocouple, thermoresistance
Measuring range: Voltage: -30 V ÷ -30 V; -120m V ÷ +120 mV
Current: -24 mA ÷ +24 mA
Thermocouple: J, K, T, E, N, R, S, B, L
Thermoresistance: PT100: -200 °C ÷ +200 °C
(only for cold junction offset)
NOTE
: See page 6 for dip-switch settings
TECHNICAL SPECIFICATIONS
PWR
1500 Vac
DIGITAL
INPUT/OUTPUT
ANALOG INPUT
USB
RS485
ETH1
PORT1
ETH2
PORT2
PWR AUX
