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Product Features
By using analog input blocks and output blocks, analog quanties (voltage, current, etc.) can be input or output.
Analog control, which is indispensable in FA control, can be easily realized with PLC.
Analog expansion board (A/D conversion, D/A conversion)
| Model (Number of channels) | Input specifications | Applicable FX PLC | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Item | Input voltage | Input current | FX 3S | FX 3G | FX 3U | FX 3GC | FX 3UC | ||||||
| FX3G-2AD-BD (Input 2 ch)  | Input range | 0 to 10 V DC (Input resistance 198.7 kΩ) | 4 to 20 mA DC (Input resistance 250 Ω) | *3 ○ Max. 1 unit | *1*2 ○ Max. 2 units | × | × | × | |||||
| Resolution | 2.5 mV (10 V/4000) | 8 μA {(20 - 4 mA)/2000} | |||||||||||
| FX3G-1DA-BD (Output 1 ch)  | Output range | 0 to 10 V DC (External load resistance value 2 kΩ to 1 MΩ) | 4 to 20 mA DC (External load resistance value 500 Ω or less) | *3 ○ Max. 1 unit | *1*2 ○ Max. 2 units | × | × | × | |||||
| Resolution | 2.5 mV (10 V/4000) | 8 μA {(20 - 4 mA)/2000} | |||||||||||
*1: Supported by FX3G ver. 1.10 and later.
*2: FX3G 14 pt, 24 pt models: 1 board. 40 pt, 60 pt models: 2 boards.
*3: Function expansion board and FX3S-CNV-ADP cannot be used together.
Mixed Analog Input/Output (A/D conversion, D/A conversion)
| Model (Number of channels) | Input/output specifications | Applicable FX PLC | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Item | Input/output voltage | Input/output current | FX 3S | FX 3G | FX 3U | FX 3GC | FX 3UC | ||||||
| FX3U-3A-ADP (Input 2 ch) (Output 1ch)  | Input range | 0 to 10 V DC (Input resistance 198.7 kΩ) | 4 to 20 mA DC (Input resistance 250 Ω) | *7 ○ Max. 1 unit | *1*6 ○ Max. 2 units | *2 ○ Max. 4 units | ○ Max. 2 units | *3 ○ Max. 4 units | |||||
| Output range | 0 to 10 V DC (External load resistance value 5 kΩ to 1 MΩ) | 4 to 20 mA DC (External load resistance value 500 Ω or less) | |||||||||||
| Resolution | [Input voltage] 2.5 mV (10 V/4000) [Output voltage] 2.5 mV (10 V/4000) | [Input current] 5 μA (16 mA/3200) [Onput current] 4 μA (16 mA/4000) | |||||||||||
| FX2N-5A (Input 4 ch) (Output 1ch)  | Input range | -100 to 100 mV DC -10 to 10 V DC (Input resistance 200 kΩ) | -20 to 20 mA DC 4 to 20 mA DC (Input resistance 250 Ω) | × | ○ Max. 8 units | ○ Max. 8 units | *8 ○ Max. 8 units | *4*5 ○ Max. 8 units | |||||
| Output range | -10 to 10 V DC (External load resistance value 2 kΩ to 1 MΩ) | 0 to 20 mA DC, 4 to 20 mA DC (External load resistance value 500 Ω or less) | |||||||||||
| Resolution | 50 μV (at ±100 mV) 312.5 μV (at ±10 V) | 1.25 μA，10 μA ((depending on mode used)) | |||||||||||
*1: Supported by FX3G ver.1.20 and later. For connection to FX3G, FX3G-CNV-ADP is required.
*2: Supported by FX3U ver.2.61 and later. For connection to FX3U, function expansion board is required.
*3: Supported by FX3UC ver.2.61 and later. When connecting to FX3UC-32MT-LT(-2), function expansion board is required.
*4: When connecting to FX3UC, FX2NC-CNV-IF or FX3UC-1PS-5V is required.
*5: FX3UC-32MT-LT(-2): 7 units. FX3UC-**MT/D, FX3UC-**MT/DSS, FX3UC-16MR/D(S)-T: 8 units.
*6: FX3G 14 pt, 24 pt models: 1 board. 40 pt, 60 pt models: 2 boards.
*7: For connection to FX3S, FX3S-CNV-ADP is required.
*8: When connecting to FX3GC, FX2NC-CNV-IF or FX3UC-1PS-5V is required.
Analog Input (A/D conversion)
| Model (Number of channels) | Input specifications | Applicable FX PLC | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Item | Input voltage | Input current | FX 3S | FX 3G | FX 3U | FX 3GC | FX 3UC | ||||||
| FX3S-30MR/ES-2AD FX3S-30MT/ES-2AD FX3S-30MT/ESS-2AD (Input 2ch)  | Input range | 0 to 10 V DC (Input resistance 115.7 kΩ) | - | - | - | - | - | - | |||||
| Resolution | 10 mV (10 V/1000) | - | |||||||||||
| FX2N-2AD (Input 2 ch)  | Input range | 0 to 10 V DC, 0 to 5 V DC (Input resistance 200 kΩ) The input characteristic is the same for each channel. | 4 to 20 mA DC (Input resistance 250 Ω) The input characteristic is the same for each channel. | × | ○ Max. 8 units | ○ Max. 8 units | *9 ○ Max. 8 units | *1*2 ○ Max. 8 units | |||||
| Resolution | 2.5 mV (10 V × 1/4000) 1.25 mV (5 V × 1/4000) | 4 μA ((20 - 4 mA) × 1/4000) | |||||||||||
| FX3U-4AD (Input 4ch)  | Input range | -10 to 10 V DC (Input resistance 200 kΩ) | -20 to 20 mA DC, 4 to 20 mA (Input resistance 250 Ω) | × | ○ Max. 8 units | ○ Max. 8 units | *9 ○ Max. 8 units | *1*2 ○ Max. 8 units | |||||
| Resolution | 0.32 mV (20 V × 1/64000) | 1.25 μA (40 mA × 1/32000) | |||||||||||
| FX3U-4AD-ADP (Input 4ch)  | Input range | 0 to 10 V DC (Input resistance 194 kΩ) | 4 to 20 mA DC (Input resistance 250 Ω) | *8 ○ Max. 1 unit | *4*3 ○ Max. 2 units | *5 ○ Max. 4 units | ○ Max. 2 units | *5*6 ○ Max. 4 units | |||||
| Resolution | 2.5 mV (10 V/4000) | 10 μA (16 mA/1600) | |||||||||||
| FX3UC-4AD (Input 4ch)  | Input range | -10 to 10 V DC (Input resistance 200 kΩ) | 4 to 20 mA DC, -20 to 20 mA DC (Input resistance 250 Ω) | × | × | × | ○ Max. 8 units | *7*2 ○ Max. 8 units | |||||
| Resolution | 0.32 mV (20 V × 1/64000) 2.50 mV (20 V × 1/8000) | 1.25 μA (40 mA × 1/32000) 5.0 μA (40 mA × 1/8000) | |||||||||||
| FX2N-8AD (Input 8 ch)  | Input range | -10 to 10 V DC (Input resistance 200 kΩ) | 4 to 20 mA DC -20 to 20 mA DC (Input resistance 250 Ω) | × | ○ Max. 8 units | ○ Max. 8 units | *9 ○ Max. 8 units | *1*2 ○ Max. 8 units | |||||
| Resolution | 0.63 mV (20 V × 1/32000) 2.50 mV (20 V × 1/8000) | 2.5 μA (40 mA × 1/16000) 2 μA (16 mA × 1/8000) 5.0 μA (40 mA × 1/8000) 4 μA (16 mA × 1/4000) | |||||||||||
*1: When connecting to FX3UC, FX2NC-CNV-IF or FX3UC-1PS-5V is required.
*2: FX3UC-32MT-LT(-2): 7 units. FX3UC-**MT/D, FX3UC-**MT/DSS, FX3UC-16MR/D(S)-T: 8 units.
*3: FX3G 14 pt, 24 pt models: 1 board. 40 pt, 60pt models: 2 boards.
*4: When connecting to FX3G, FX3G-CNV-ADP is required.
*5: When connecting to FX3U, function expansion board is required.
*6: FX3UC-32MT-LT supported from version 1.20 or later.
*7: FX3UC-32MT-LT supported from version 1.30 or later.
*8: When connecting to FX3S, FX3S-CNV-ADP is required.
*9: When connecting to FX3GC, FX2NC-CNV-IF or FX3UC-1PS-5V is required.
Analog Output (D/A conversion)
| Model (Number of channels) | Output specifications | Applicable FX PLC | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Item | Output voltage | Output current | FX 3S | FX 3G | FX 3U | FX 3GC | FX 3UC | ||||||
| FX2N-2DA (Output 2 ch)  | Output range | 0 to 10 V DC, 0 to 5 V DC (External load resistance value 2 kΩ to 1 MΩ) | 4 to 20 mA DC (External load resistance value 400 Ω or less) | × | ○ Max. 8 units | ○ Max. 8 units | *8 ○ Max. 8 units | *1*2 ○ Max. 8 units | |||||
| Resolution | 2.5 mV (10 V × 1/4000) 1.25 mV (5 V × 1/4000) | 4 μA ((20 - 4) mA × 1/4000) | |||||||||||
| FX3U-4DA (Output 4 ch)  | Output range | -10 to 10 V DC (External load resistance value 1 kΩ to 1 MΩ) | 0 to 20 mA DC 4 to 20 mA DC (External load resistance value 500 Ωor less) | × | ○ Max. 8 units | ○ Max. 8 units | *8 ○ Max. 8 units | *1*2 ○ Max. 8 units | |||||
| Resolution | 0.32 mV (20 V × 1/64000) | 0.63 μA (20 mA × 1/32000) | |||||||||||
| FX3U-4DA-ADP (Output 4 ch)  | Output range | 0 to 10 V DC (External load resistance value 5 kΩ to 1 MΩ) | 4 to 20 mA DC (External load resistance value 500 Ω or less) | *7 ○ Max. 1 unit | *3*4 ○ Max. 2 units | *5 ○ Max. 4 units | ○ Max. 2 units | *5*6 ○ Max. 4 units | |||||
| Resolution | 2.5 mV (10 V/4000) | 4 μA (16 mA/4000) | |||||||||||
*1: When connecting to FX3UC, FX2NC-CNV-IF or FX3UC-1PS-5V is required.
*2: FX3UC-32MT-LT(-2): 7 units. FX3UC-**MT/D, FX3UC-**MT/DSS, FX3UC-16MR/D(S)-T: 8 units.
*3: FX3G 14 pt, 24 pt models: 1 board. 40 pt, 60 pt models: 2 boards.
*4: When connecting to FX3G, FX3G-CNV-ADP is required.
*5: When connecting to FX3U, FX3UC-32MT-LT(-2), function expansion board is required.
*6: FX3UC-32MT-LT supported from version 1.20 or later.
*7: When connecting to FX3S, FX3S-CNV-ADP is required.
*8: When connecting to FX3GC, FX2NC-CNV-IF or FX3UC-1PS-5V is required..