Toshiba SX 2000 - Manual (Page 112)

2.3 I/O Module Specification
TC618
TC61S
(W-
(fe)—
a
±lD0mVdc IN
Item Specification
Module type TC618
Input type Voltage input
Input range mV input K thermo-couple J thermo-couple E thermo-couple
-100to+100mV -200to+1200°C -200 to +800°C -200to+600°C
Number of input channels 8 channels 7 channels 7 channels 7 channels
Input impedance 1MQ or more
Resolution 16-bit
Overall accuracy
±0.2%/FS (25°C)
±0.5%/FS (0 to 55°C)
(FS: ±100mV)
Temperature drift ±100ppm/°C or less
Conversion cycle Approx Approx. 1 ms/ch (Approx. 8ms/8 channels)
Insulation resistance 10MQ or more
Withstand voltage
ISOOVac 1 minute : between internal and external, between analog
input and FG/LG
Special functions
Gain and offset adjust function (except the time when thermo-couple
is input)
Average value processing function
Linearize function (when thermo-couple is input)
Cold junction compensation function (when themo-couple is input)
Burnout function (when thermo-couple is input)
External 24V power supply voltage drop error detection
External power supply 24Vdc±10%
Current
consumption
Internal
logic
5Vdc (300mA)
External
power
supply
24Vdc (120mA)
External connection 20-point removable terminal block
Weight Approx. 300g
Circuit Configuration
Terminal Connections
CH1
CH2
CH3
CH4
CH5
CH6
CH7
CH8
^^DCX|o
^2DCX|o
^2DCX|o
DC24V ------- -- 7T
(120mA)
LG
Isolate external power
supply line (124Vdc)
from other signal lines.
Use shielded tested
pair cables for analog
signals, and ground the
shields securely
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