YOKOGAWA built-in isolation barrier I/O module (FIO specific)

YOKOGAWA built-in isolation barrier I/O module (FIO specific)

Module classification and core technical parameters

（1） Analog module (including HART communication version)

1. Analog input module (ASI133/ASI133-H)

Project specifications

Number of channels: 8 channels, module level galvanic isolation, no isolation between channels

Input signal 4-20mA DC, supports 2-wire/4-wire transmitters

Allow input current of 22.5mA

Withstand voltage strength 1500V AC

Input resistance (energized) 2-wire system: 400 Ω (20mA)~750 Ω (4mA); 4-wire system: 485 Ω (20mA)~925 Ω (4mA)

Input resistance (power-off) ≥ 1M Ω

Accuracy (23 ℃) ± 16 µ A

Temperature drift ± 16 µ A/10 ℃

Step response time 100ms

Data update cycle 10ms

Transmitter power supply above 16V DC, output current limited to 20mA

4-wire transmitter maximum common mode input voltage 25V

Current consumption 5V DC: 150mA; 24V DC：450mA

Weight approximately 0.30kg

External connection pressure clamp terminal (ATSA3S single redundancy/ATSA3D dual redundancy)

HART communication (ASI133-H) supports HART Protocol Revision 5.71200bps rate

Explosion proof feature: When a multi-channel short circuit occurs, the overall explosion-proof function of the module fails

2. Analog output module (ASI533/ASI533-H)

Project specifications

Number of channels: 8 channels, module level galvanic isolation, no isolation between channels

Output signal 4-20mA DC

Maximum output current 23mA

Withstand voltage strength 1500V AC

Allow 0-750 Ω when the load resistance is 20mA; 0-600 Ω at 23mA

Accuracy (23 ℃) ± 48 µ A

Temperature drift ± 16 µ A/10 ℃

Step response time 100ms

Data update cycle 10ms

Current consumption 5V DC: 150mA; 24V DC：350mA

Weight approximately 0.30kg

External connection pressure clamp terminal (ATSS3S single redundancy/ATSS3D dual redundancy)

HART communication (ASI533-H) supports HART Protocol Revision 5.7, with a maximum of 5 devices/channel connected to multiple stations

Explosion proof feature: When a multi-channel short circuit occurs, the overall explosion-proof function of the module fails

（2） Temperature input module

1. TC/mV input module (AST143)

Project specifications

16 channels, module level galvanic isolation, no isolation between channels

Input signal TC: IEC 60584-1 (ITS-90) Type B/E/J/K/N/R/S/T; mV：-100~150mV、-50~75mV

Signal switching CH1-CH16 can be set as TC or mV input respectively

Allow input voltage ± 5V

Withstand voltage strength 1500V AC

Input resistance (on/off) ≥ 1M Ω

Accuracy (23 ℃) TC: ± 40 µ V; mV: ± 80 µ V

The allowable total resistance of the signal source and wiring is ≤ 1000 Ω

Reference compensation accuracy ± 1 ℃ at 15-45 ℃; -± 2 ℃ at 20-15 ℃/45-70 ℃

Temperature drift TC: ± 125 µ V/10 ℃; mV：±250µV/10℃

Data update cycle ≤ 1 second

The burn off function can be uniformly set for all channels (enabled/disabled, UP/DOWN)

Current consumption 5V DC: 150mA; 24V DC：80mA

Weight approximately 0.30kg

External connection pressure clamp terminal (ATST4S single redundancy/ATST4D dual redundancy)

Special requirements require the use of non grounded thermocouples; Type B has no temperature compensation and cannot be measured below 44 ℃

2. RTD/BOT input module (ASR133)

Project specifications

Number of channels: 8 channels, module level galvanic isolation, no isolation between channels

Input signal RTD: 2/3/4 wire system (Pt50/Pt100/Pt200/Pt500/Pt1000/Ni100/Ni200/Ni120); POT: 3-wire system 0-10k Ω

Signal switching CH1-CH8 can select RTD or POT input respectively

Allow input voltage ± 5V

Withstand voltage strength 1500V AC

Input resistance (on/off) ≥ 1M Ω

Accuracy (23 ℃) Pt50/Pt100/Ni100/Ni200/Ni120: ± 150m Ω; Pt200: ± 300m Ω; Pt500: ± 600m Ω; Pt1000: ± 1.2 Ω; POT：±2Ω

Measure current of 150 µ A

Temperature drift Pt50/Pt100/Ni100/Ni200/Ni120: ± 325m Ω/10 ℃; Pt200：±650mΩ/10℃； Pt500：±1.3Ω/10℃； Pt1000：±2.6Ω/10℃； POT：±5.2Ω/10℃

Data update cycle ≤ 1 second

Current consumption 5V DC: 150mA; 24V DC：60mA

Weight approximately 0.30kg

External connection pressure clamp terminal (ATSR3S single redundancy/ATSR3D dual redundancy)

（3） Digital module

1. Digital input module (ASD143)

Project specifications

16 channels, module level galvanic isolation, no isolation between channels

NAMUR compatible input signal (IEC 60947-5-6)

Withstand voltage strength 1500V AC

Response characteristic state input response time 15ms; button input minimum ON detection time 20ms, maximum ON/OFF cycle 25Hz

Current consumption 5V DC: 150mA; 24V DC：110mA

Weight approximately 0.30kg

External connection pressure clamp terminal (ATSB4S single redundancy/ATSB4D dual redundancy)

Explosion proof feature: When a multi-channel short circuit occurs, the overall explosion-proof function of the module fails

2. Digital output module (ASD533)

Project specifications

Number of channels: 8 channels, module level galvanic isolation, no isolation between channels

12V at 40mA output signal; 26V at 0mA output signal

Withstand voltage strength 1500V AC

Output response time 10ms

Current consumption 5V DC: 150mA; 24V DC：500mA

Weight approximately 0.30kg

External connection pressure clamp terminal (ATSD3S single redundancy/ATSD3D dual redundancy)

Explosion proof feature: When a multi-channel short circuit occurs, the overall explosion-proof function of the module fails