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

Explosion proof parameters and certification

（1） ATEX certification parameters (core module)

Module model, configuration type  Uo（V） Io（mA） Po（mW） Co（nF）（IIC/IIB/IIA） Lo（mH）（IIC/IIB/IIA）  remark

ASI133-S00/H00 single redundancy (2-wire system) 27.8 84 584 84/659/18/18-

ASI133-S00/H00 single redundancy (4-wire system) 27.8 4 28 84/659/659 100/100/100-

ASI133-S00/H00 dual redundancy (2-wire system) 27.8 93 647 84/659/659 1.2/14/14-

AST143-S00 Single Redundancy (Single Channel) 16.8 7 30 220/1730/8000 240/725/1930 No equipotential connection

AST143-S00 single redundancy (multi-channel) 16.8 46 194 65/380/1550 5.6/22/44 2-channel to full channel equipotential connection

ASD143-P00 single redundancy 9.8 21 52 1100/7600/11600 26/107/214-

ASD533-S00 single redundancy 27.16 108.6 738 89/690/690 0.42/9.9/9.9-

（2） FM authentication parameters (core module)

Module model, configuration type  Voc（V） Isc（mA） Po（mW） Ca（nF）（A,B/C,E/D,F,G） La（mH）（A,B/C,E/D,F,G）

ASI133-S00/H00 single redundancy (2-wire system) 27.8 84 584 84/659/18/18

ASI133-S00/H00 single redundancy (4-wire system) 27.8 4 28 84/659/659 100/100/100

AST143-S00 Single Redundancy (Single Channel) 16.8 7 30 220/1730/8000 240/725/1930

ASD143-P00 single redundancy 9.8 21 52 1100/7600/11600 26/107/214

ASD533-S00 single redundancy 27.16 108.6 738 89/690/690 0.42/9.9/9.9

Detailed explanation of HART communication function

（1） Core specifications

Communication mode: Serial half duplex, start stop synchronization (1-bit start/8-bit data/1-bit odd parity/1-bit stop)

Applicable standard: HART Protocol Revision 5.7 (compatible with HART 5/6/7 devices)

Transmission rate: 1200bps ± 1%

Modulation method: Binary phase continuous FSK (1:1200Hz ± 1%); 0：2200Hz±1%）

Frame length: 5-267 bytes (including address, command, data, and checksum bytes)

Response time: Maximum 28 characters (256.7ms)

No response timer: Main device 33 characters (305ms); From device 41 characters (380ms)

（2） Connection and Data Characteristics

Device connection: up to 16 devices/modules; Multiple station connections up to 5 units/channel (input devices only)

Data processing: The maximum number of HART variables per module is 32 points, connected through the% Z terminal, and only supports input

Data refresh cycle: 1 second per device (17 seconds per ESB bus connection for 16 devices)

System configuration: Supports dual redundancy, requiring two modules to be installed in adjacent slots (odd+even) of the same node unit

（3） Data flow

The module communicates with on-site HART devices to collect analog data and HART variables;

Data is stored in the I/O image area of the module;

FCS reads I/O image area data through access modules;

FCS calls data through functional block I/O terminals and processes it uniformly with ordinary analog/digital signals.

Installation and compatibility requirements

（1） Hardware compatibility

1. On site Control Unit (FCU)

Compatible models: AFV30D-S41  11, AFV30S-S31-11, AFV30S-341  11

Power requirements: PW481-11, PW482-11, or PW484-11 power modules are required

2. Node unit

ESB bus node units: ANB10D-4  1, ANB10S-3  1, ANB10S-4  1, ANB10D-4  3, ANB10S-3  3, ANB10S-4  3

Optical ESB bus node units: ANB11D-2  3, ANB11D-4  3, ANB11S-1  3, ANB11S-2  3, ANB11S-3  3, ANB11S-4  3

（2） Software and Engineering Requirements

Control function: VP6F1700 on-site control station control function (applicable to AFV30 )

Engineering Tool: VP6E5100 Standard Builder Function

EMC requirement: Shielded cables are required (one layer of shielding can be shared across all channels)

（3） Installation precautions

Redundant configuration: Dual redundant modules need to be installed in adjacent slots (odd+even), and the terminals should use dual redundant pressure clamp terminals

Wiring requirements: Separate the wiring of analog signals and digital signals to avoid interference; The resistance of thermocouple wiring needs to be consistent

Environmental restrictions: Operating temperature -20 to 70 ℃, avoid direct sunlight and corrosive gases

Explosion proof isolation: The distance between non intrinsic safety modules should be ≥ 50mm, and insulation partitions should be installed (refer to the relevant explosion-proof document)

Module size and model code

（1） External dimensions (unit: mm)

Module type, width, height, depth, protrusion length, tolerance standard

ASD143 32.8 130 94 13.5 0.5-120mm: ± 0.8mm; combination tolerance ± 1.5mm; ＞ 120mm: follow JEM 1459

Other modules (ASI133/533, AST143, ASR133, ASD533) 32.8 130 94 13.5 Same as above

（2） Model coding rules

1. Analog Input Module (ASI133)

Basic model: ASI133 (8-channel, 4-20mA, built-in isolation barrier)

Suffix codes: - S (standard type), - H (with HART communication), 00 (fixed position)

Option codes:/SA3S0 (single redundant pressure clamp terminal),/SA3D0 (dual redundant pressure clamp terminal)

2. Analog output module (ASI533)

Basic model: ASI533 (8-channel, 4-20mA, built-in isolation barrier)

Suffix codes: - S (standard type), - H (with HART communication), 00 (fixed position)

Option codes:/SS3S0 (single redundant pressure clamp terminal),/SS3D0 (dual redundant pressure clamp terminal)

3. TC/mV input module (AST143)

Basic model: AST143 (16 channels, TC/mV input, built-in isolation barrier)

Suffix code: - S (standard type), 00 (fixed position)

Option codes:/T4S0 (single redundant pressure clamp terminal),/T4D0 (dual redundant pressure clamp terminal)

4. RTD/BOT input module (ASR133)

Basic model: ASR133 (8-channel, RTD/BOT input, built-in isolation barrier)

Suffix code: - S (standard type), 00 (fixed position)

Option codes:/SR3S0 (single redundant pressure clamp terminal),/SR3D0 (dual redundant pressure clamp terminal)

5. Digital Input Module (ASD143)

Basic model: ASD143 (16 channels, NAMUR compatible, built-in isolation barrier)

Suffix code: - P (standard type), 00 (fixed position)

Option codes:/SB4S0 (single redundant pressure clamp terminal),/SB4D0 (dual redundant pressure clamp terminal)

6. Digital output module (ASD533)

Basic model: ASD533 (8-channel, digital output, built-in isolation barrier)

Suffix code: - S (standard type), 00 (fixed position)

Option codes:/SD3S0 (single redundant pressure clamp terminal),/SDD30 (dual redundant pressure clamp terminal)