Operation 0° to 55°C
Transportation/storage 40° to 85°C (*1)
Dust 0.3 mg/m3 or less
Resistance to corrosive gases
ANSI/ISA S71.04 Class G2 (Standard)
(ANSI/ISA S71.04 Class G3, option)
Resistance to vibration
Number of input channels 16 channels,
module isolation (*5)
Rated input range 4 to 20 mA
Permissible input range 0 to 25 mA
Input impedance during Power-OFF 500 kΩ minimum
Data update frequency 40 ms
Temperature drift ±16 µA/10 °C
Withstand voltage 1.5 kV AC between input signal and system for 1 minute
Product No. : SB401-50
Product Type : ESB Bus Interface Slave Module
Model : SB401 = ESB Bus Interface Slave Module
Suffix Codes :
-5 : Standard type with no explosion protection
0 : Basic type
Number of I/O channels 64-channel input
Signal isolation Common every 16-channel
Input contact rating 5 V DC, 20 mA or more
Input response time 8 ms (for status input)
Maximum currentconsumption 800 mA (5 V DC)
External connection Dedicated cable (KS9)
Compatible card ST6 compatible
Number of outputs 16-channel, module isolation
Output voltage 24 V DC
Output voltage drop 1 V maximum
External power supply rating 24 V DC, 3.4 A minimum
Maximum leak current at output off status 1.6 mA
Output format Current source
Maximum load current 0.2 A/output line
Minimum load current 35 mA
Load resistance range 120 to 685 Ω
Output response time 30 ms maximum