Yokogawa Centum XL

Output Module

Number of outputs 8-channel, module isolation
Output voltage 24 V DC
Output voltage drop 1 V maximum
External power supply rating 24 V DC, 5 A minimum
External power supply 24 V DC +20 %/–10 %
Output format Current source
Maximum load current 0.6 A/output line 
Minimum load current 35 mA
Load resistance range 40 to 685 Ω
Output response time 30 ms maximum

Output Module

Number of outputs 4-channel, module isolation
Output voltage 24 V DC
Output voltage drop 1 V maximum
External power supply rating 24 V DC, 10 A minimum
External power supply 24 V DC +20 %/–10 %
Maximum leak current at output offstatus 1.6 mA
Output format Current source
Maximum load current 2 A/output line
Minimum load current 100 mA
Load resistance range 12 to 240 Ω)
Maximum lamp load (*1) 1 A/output line

Output Module

Number of outputs 8-channel, module isolation
Output voltage 24 V DC
Output voltage drop 1 V maximum
External power supply rating 24 V DC, 5 A minimum
Maximum leak current at output offstatus 1.6 mA
Output format Current source
Maximum load current 0.6 A/output line
Minimum load current 35 mA
Load resistance range 40 to 685 Ω 
Output response time 30 ms maximum

Input Module

Number of inputs 16-channel, module isolation
Input current 6 mA ± 20 %
Contact rating 24 V DC +20 % / -10 %
External power supply 24 V DC +20 % / -10 % 
Input response time 40 ms maximum
Withstand voltage (*1) (*2) 2 kV AC between input signal and system for 1 minute, 16-input line collectivelyconnected

Current Input Module

Number of input channels 16 channels, module isolation
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

Current Input Module

Number of input channels 16 channels, module isolation
Rated input range 4 to 20 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

Output Module

Number of outputs 8-channel, module isolation
Output voltage 24 V DC
Output voltage drop 1 V maximum
External power supply rating 24 V DC, 5 A minimum
Maximum leak current at output offstatus 1.6 mA
Output format Current source
Minimum load current 35 mA
Load resistance range 40 to 685 Ω 
Output response time 30 ms maximum

Digital Output unit

Number of outputs 4-channel, module isolation 
Output voltage 24 V DC
Output voltage drop 1 V maximum
External power supply rating 24 V DC, 10 A minimum
Output format Current source
Maximum load current 2 A/output line (8 A in total output lines) (*4)
Minimum load current 100 mA
Load resistance range 12 to 240 Ω (*6)

RTD Input Module

Input Voltage:24V DC
Input Current:10-20 mA
Signal Input Range:0-24V DC
Input Channels:8 or 16
Operating Temperature:-10°C to +60°C 
Storage Temperature:-40°C to +85°C

Digital input Module

Input Voltage:24V DC
Input Current:10-20 mA
Signal Input Range:0-24V DC
Input Channels:8 or 16
Operating Temperature:-10°C to +60°C 
Storage Temperature:-40°C to +85°C

Fieldbus Communication Module

Input Voltage:24V DC
Current Consumption:Typically 100-200 mA
Fieldbus Power:24V DC 
Operating Temperature:Typically -10°C to +60°C
Storage Temperature:-40°C to +85°C

CANopen Communication Module

Communication profile CiA 301 
Number of installed NFLC121 modules 4 max. for FCN-500
Number of slave devices 126 slave devices per 
CANopen Communication Module
Node Bootup
SYNC producer
Heartbeat Consumer/Producer

Relay Output Module

Number of output channels 16
Rated applied voltage 24 to 125 V DC 
100 to 240 V AC, 50/60 Hz
Output response time 12 ms or less
Maximum current consumption 780 mA (5 V DC)
External connection Pressure clamp terminal

Frequency Input Module

Number of input channels 8, isolated channels
Input signal (*1) Contact ON/OFF, voltage pulse
Input frequency 0.1 Hz to 10 kHz
Frequency accuracy 0.1% of reading
Minimum input pulse width 40 μs
Shunt resistance Select from OFF/1000 Ω
Pull-up resistance 68 kΩ (12 V DC or 24 V DC)
Data refresh cycle 10ms
Maximum current consumption 300 mA (5 V DC), 400 mA (24 V DC)

Power Supply Module

100 to 120 V AC
Duplex configuration: Possible
Hot-Swap: Possible
Rated output: +5.1 V DC, 7.8 A
Analog field power supply: Input: 24 V DC ±10 %, 4 A, 
Duplexed (matching-diode)• LED: SYS 
(5 V system power output ON)
FLD (24 V field power supply ON)
Checking terminals: +5 V, +24 V

SB bus repeat module

Transmission method Serial communication
Baud rate 128 Mbps
Transmission distance Max. 8 m per line
Extension units Max. 2 units
Duplex configuration Possible
Supplyvoltage 5 V DC±5%
Currentdissipation Max. 500 mA

Power supply module

Rated input voltage:220 to 240 V AC
Input voltage range:170 to 264 V AC (rms)
Input frequency:47 to 66 Hz (Rating: 50/60 Hz)
Input current: Max. 0.7 A
Fuse rating:3.15 A
Leak current Max. :1 mA
Withstanding voltage:3000 V AC for 1 minute
Insulation resistance:50 MΩ at 500 V DC

Analog Input Module

Input signal 4 to 20 mA 
Allowable input current 24 mA 
Accuracy ±0.1% of full scale 
Overcurrent protection Provided 
Data refresh cycle 10 ms
Input step response time 100 ms
Temperature drift Max. ±0.01%/°C

Base module

Operation -40 to +70 °C 
Transportation/storage -40 to +85 °C
Dust 0.3 mg/m3 or less
Protection class IP20
Altitude 3000 m or less
Electric field 3 V/m or less (26 MHz to 1 GH
Magnetic field 30 A/m (AC) or less, 400 A/m (DC) or less

CPU module

Processor Atom E3815 1.46 GHz
Main 256 MB with ECC
Static RAM 2 MB with ECC
backed up by battery
1 GB on-boad flash memory
SDHC (4 to 32 GB) Class 10
D-sub 9 pins, male (*2)
Full/Half duplex (software settings)
Synchronisation Asynchronous

CPU module

SH-4A (SH7730) 256 MHz
128 MB with ECC
1 MB with ECC, backed up by battery 
128 MB on-board flash memory
RS-422/RS-485: 
120 Ω built-in, 
ON/OFF (DIP switch settings)
SB bus (single)

CPU module

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 
0.15 mm P-P (5 to 58 Hz), 1 G (58 to 150 Hz)
Resistance to shock 
15 G, 11 ms 
(during power-off, for sine half-waves in XYZ-directions)
Altitude 2000 m or less

CPU module

High-performance
high-elibility modular controller
Memory with ECC
Low heat dissipation eliminates the need for a fan
Awealth of RAS features -CPU self-diagnostics
temperature monitoring. 1/0 diagnostics, and more
power supply module, local bus (SB bus)
and control network can all be duplexed
and all modules are hot-swappable
Can function as link active schedulers 
(L ASs) for low-speed voltage mode (H1) 
FOUNDATION Fieldbus segments
and link up FOUNDATION Fieldbus-enabled feld devices

CPU module

Processor Atom E3815 1.46 GHz
Main 256 MB with ECC
Static RAM 2 MB with ECC
backed up by battery
1 GB on-boad flash memory
SDHC (4 to 32 GB) Class 10
D-sub 9 pins, male (*2)
Full/Half duplex (software settings)
Synchronisation Asynchronous
4 Ethernet ports : RJ45 modular jacks

CPU module

Processor Atom E3815 1.46 GHz
Main 256 MB with ECC
Static RAM 2 MB with ECC
backed up by battery
1 GB on-boad flash memory
SDHC (4 to 32 GB) Class 10
D-sub 9 pins, male (*2)
Full/Half duplex (software settings)
Synchronisation Asynchronous