Datasheet

32 Remote I/O
Resistance thermometer input unit
Item Specifications
Model NX-TS2201 NX-TS3201 NX-TS2202 NX-TS3202 NX-TS2204 NX-TS3204
Name Resistance thermometer type
Capacity 2 points 4 points 2 points 4 points 2 points 4 points
Temperature sensor Pt100 (three-wire)/Pt1000 (three-wire) Pt100 (three-wire) Pt100 (three-wire)/Pt1000 (three-wire)
Input conversion range ±20°C of the input range
Input detection current Approx. 0.25 mA
Resolution 0.1°C max. 0.01ºC max. 0.001ºC max.
Effect of conductor resistance 0.06°C/ max. (also 20  max.)
Warm-up period 10 minutes 30 minutes
Reference
accuracy and
temperature
coefficient
Conversion time 250 ms 10 ms 60 ms
Temperature range –200 to 850°C
Accuracy
*1
*1. Accuracy for temperature inputs as percentage of process value and typical value 25ºC ambient temperature (refer to the user's manual for detailed information).
±0.1% ±0.05%
Dielectric strength 510 VAC between isolated circuits for 1 minute at a leakage current of 5 mA max.
Insulation resistance 20 M min. between isolated circuits (at 100 VDC)
Isolation method Between the input and the NX bus:
Power = Transformer
Signal = Photocoupler
Between inputs:
Power = Transformer
Signal = Photocoupler
Between the input and the NX bus:
Power = Transformer
Signal = Digital isolator
Between inputs:
Power = Transformer
Signal = Digital isolator
Unit power consumption 0.90 W max. 1.30 W max. 0.75 W max. 1.05 W max. 0.75 W max. 1.05 W max.
I/O power supply method No supply
I/O current consumption No consumption
Current capacity of I/O power supply terminal Without I/O power supply terminals
I/O refreshing method Free-run refreshing
Terminal block type Screwless push-in
terminal
16 terminals
(A + B)
Screwless push-in
terminal
16 terminals x 2
[(A + B) & (C + D)]
Screwless push-in
terminal
16 terminals
(A + B)
Screwless push-in
terminal
16 terminals x 2
[(A + B) & (C + D)]
Screwless push-in
terminal
16 terminals
(A + B)
Screwless push-in
terminal
16 terminals x 2
[(A + B) & (C + D)]
Dimensions (W x H x D) 12 × 100 × 71 mm 24 × 100 × 71 mm 12 × 100 × 71 mm 24 × 100 × 71 mm 12 × 100 × 71 mm 24 × 100 × 71 mm
Weight 70 g max. 140 g max. 70 g max. 130 g max. 70 g max. 130 g max.
Terminal wiring
A
B
B
NC NC
A1 B1
A8 B8
NC NC
A2 B2
A1 B1
NC NC
NC NC
NC B2
NC B1
Resistance thermometer input
NC NC
C1 D1
C8 D8
NC NC
A4 B4
A3
B3
NC NC
NC NC
NC B4
NC B3
NC NC
A1 B1
A8 B8
NC NC
A2 B2
A1
B1
NC NC
NC NC
NC B2
NC B1
A
B
B
Resistance thermometer input
NX-TS2201/TS2202/TS2204
NX-TS3201/TS3202/TS3204
Temperature input unit
NX-TS320@
Temperature input
unit
NX-TS220@