ATSA3S-0 Yokogawa DCS FIO Series Datasheet & Technical Manual

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Yokogawa ATSA3S-0 Digital Output Terminal Block The Yokogawa ATSA3S-0, also cataloged as the ATSA3-0 Digital Output Terminal, operates as a...

SKU: ATSA3S-0

Manufacturer: Yokogawa
Product No.: ATSA3S-0
Product Type: Digital Output Terminal Modules
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 200g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Yokogawa ATSA3S-0 Digital Output Terminal Block

The Yokogawa ATSA3S-0, also cataloged as the ATSA3-0 Digital Output Terminal, operates as a dedicated hardware component for field device connection management within Yokogawa distributed control systems platforms.

Hardware Specifications

Parameter	Specification
Model	ATSA3S-0 (Style S1)
Brand	Yokogawa
Origin	Japan
Weight	0.2 kg (6.2 oz)
Dimensions	114 mm x 32.6 mm x 60.5 mm (1.3 in x 4.4 in x 2.4 in)
Operating Temp	0 to 55 deg C (Extended storage/environmental bounds: -20 to +70 deg C)
Power Consumption	Passive termination interface (Electrical rating: 250 V AC/DC, 10 A)
Connection Technology	Maintenance-free pressure clamp terminal mechanism
Terminal Node Density	32 termination points configured for digital/analog layout routing
Insulation Resistance	Minimum 100 MOhm measured at 500 VDC
Dielectric Strength	2000 V AC sustained for 1 minute duration
System Compatibility	Integrates with Yokogawa I/O modules (including the ASI133 series)
Structural Material	Flame-retardant thermoplastic housing
Mechanical Mounting	Standard DIN-rail tracking mount
International Tariff Code	8538908180

Process Control & DCS Instrumentation Properties

The Yokogawa ATSA3S-0 provides a 32-point connection grid that separates external field loops from sensitive digital input/output circuits. The terminal pathways are designed to process digital signals and 4-20 mA HART loop protocol lines, routing command signals directly to actuators, solenoid valves, and indicator circuits. By maintaining clean channel-to-channel isolation barriers and grounding parameters across all 32 contact rows, the block suppresses electrical noise, prevents high-voltage ground loops from disrupting active I/O cards, and blocks cross-talk interference between adjacent control channels.

Frequently Asked Questions

Q: How does the passive pressure clamp technology behave inside heavy vibration environments?

A: The pressure clamp mechanism utilizes an internal constant-force spring clip rather than a standard screw thread. This configuration maintains continuous contact pressure on the copper wire core, preventing the high-resistance connection points or loose loops caused by continuous industrial pipeline vibrations.

Q: Can this terminal block execute live hot-swapping procedures for multi-channel digital output modules?

A: Yes. Because the ATSA3S-0 is a passive physical wire termination block, the module housing can remain fixed on the DIN rail track while adjacent active digital output modules are removed or installed, provided the field voltage loads do not exceed the 250 V AC/DC safety boundary.

Q: What insulation parameters protect the 32 terminal points from high-voltage spikes across adjacent channels?

A: The terminal block features an insulation resistance of 100 MOhm or higher at 500 VDC, combined with a 2000 V AC dielectric strength rating for 1 minute. This design ensures complete galvanic isolation between the field routing rows and the underlying system control panel frame.

Field Installation Guidelines

DIN Rail Mechanical Seating: Snap the flame-retardant thermoplastic base directly onto a standard DIN rail profile. Check that the retention clips snap fully into place to prevent lateral movement along the panel backplate during wire dressing.
Pressure Clamp Conductor Termination: Strip the insulation jacket off the field conductor according to factory specifications. Insert the wire completely into the open pressure clamp slot; the spring clip locks the raw copper strands automatically without requiring terminal torque checks.
Signal Track Separation Constraints: Route low-voltage 4-20 mA analog lines and discrete digital output command loops through separate wire ducts. Keep them isolated from AC mains power feeds or motor control conductors to eliminate inductive noise coupling.
Shield Continuity Grounding: Terminate the outer metal braided shields of all field instrumentation cables at the main panel earth bus bar. Implement single-point grounding methods to prevent ground loop currents from introducing data errors into the active DCS network.

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