Mitsubishi Electronics MELSEC-F Manuel D’Utilisation

4 Comparison of Performance Specifications

FX

3G

/FX

3U

/FX

3UC

 PLC User's Manual - Analog Control Edition

Common Items

°C)

°F)

Number of input points

4ch

Input signal

Thermocouple type K or J

JIS C 1602-1995

Rated temperature range

• Type  K:  -100

°C to +1200°C

• Type J: -100

°C to +600°C

• Type  K:  -148

°F to +2192°F

• Type J: -148°F to +1112

°F

Digital output

• Type K: -1000 to +12000
• Type J: -1000 to +6000

• Type K: -1480 to +21920
• Type J: -1480 to +11120

Resolution

• Type K: 0.4

°C

• Type J: 0.3

°C

• Type K: 0.72

°F

• Type J: 0.54

°F

Overall accuracy

±(0.5% for full scale +1°C)

Time required for 
conversion

(240ms

±2%)× number of selected channels

Input characteristics

Insulation method

• The photocoupler is used to insulate the analog input area from the PLC.
• The DC/DC converter is used to insulate the power supply from the analog inputs.
• Channels are not insulated from each other.

Number of I/O points 
occupied

8 points (Taken from either the input or output points of the PLC.)

0

+12000

(Type K)

+1200°C

(Type K)

-100°C

-1000

+600°C

(Type J)

+6000

(Type J)

Temperature

Di

gi

ta

l

out

put

0

+11120

(Type J)

+2192

°

F

(Type K)

-148

°

F

-1480

+21920

(Type K)

+1112

°

F

(Type J)

Temperature

Di

gi

ta

l

out

put