E9716YB Yokogawa Industrial Power Supply

E9716YB Yokogawa Industrial Power Supply | New & Original Stock

Disponibilidad: 99 Quedan en stock

Yokogawa E9716YB Industrial Power Supply Unit Configured for stable voltage distribution and sensor interfacing in distributed control networks, the Yokogawa...

Código: E9716YB

Manufacturer: Yokogawa
Product No.: E9716YB
Product Type: Industrial Power Supply Units
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 1360g
Shipping port: Xiamen
Warranty: 12 months

Descripción Reseñas

Yokogawa E9716YB Industrial Power Supply Unit

Configured for stable voltage distribution and sensor interfacing in distributed control networks, the Yokogawa E9716YB (E9716YB Industrial Power Supply Unit) provides direct physical/electrical execution.

Hardware Specifications

Parameter	Specification
Model	E9716YB
Brand	Yokogawa (Also cataloged as Johnson Yokogawa)
Origin	Japan / Singapore
Weight	1.36 kg (3.00 lbs)
Dimensions	12.7 cm x 2.5 cm x 20.3 cm
Operating Temp	-10 to +60 deg C (Storage range: -20 to +70 deg C)
Power Supply	24 VDC nominal internal regulation matrix
Input Channels	Multi-source routing: Analog (Thermocouple, RTD) and Discrete Digital
Output Channels	Regulated loop paths: Analog 4-20 mA current and Discrete Digital Relay
Network Protocol	Modbus RTU communication layer
Protection Circuits	Integrated overload and continuous short-circuit protection boundaries
Enclosure Rating	IP20 dust barrier status
Mechanical Mounting	Standard DIN-rail tracking or flat panel installation layouts

Process Control & DCS Instrumentation Properties

The Yokogawa E9716YB combines a regulated 24 VDC power distribution rail with an integrated signal conditioning plane to manage both instrument power and field telemetry channels simultaneously. The hardware contains dedicated channel-to-channel isolation circuits that decouple the active 4-20 mA HART loop protocol lines and temperature input circuits from internal system logic, preventing ground loop fluctuations from inducing measurement drift. Cold junction compensation (CJC) subroutines run continuously alongside the analog-to-digital processing paths to maintain tracking precision for direct-connected thermocouple elements, while the Modbus RTU port passes real-time diagnostic indicators down the primary DCS busway.

Frequently Asked Questions

Q: How do the integrated protective mechanisms behave during a direct short-circuit on a 4-20 mA loop output?

A: The internal power regulation circuit monitors current draw continuously. If an external field wiring fault creates a direct short-circuit on the 4-20 mA output path, the protective layer caps the current limit instantly and limits voltage output to suppress thermal spikes until the electrical overload condition is cleared.

Q: Can this power supply unit execute direct temperature linearization parameters for RTD and thermocouple inputs without an external transmitter?

A: Yes. The device features integrated analog conditioning circuits designed to receive low-level resistance and millivolt signals directly from RTD and thermocouple sensors. It processes and linearizes these signals internally, converting the physical values into standard 4-20 mA current loops or Modbus RTU data packets.

Q: Is this power supply hardware module hot-swappable during active control network processes?

A: No. The E9716YB does not feature hot-swap backplane connection switches. To prevent electrical arcs, current drops, or configuration corruptions along the shared Modbus RTU busway, the 24 VDC input power feed must be completely isolated and de-energized before removing or mounting the unit chassis.

Field Installation Guidelines

Mechanical Mounting Seating: Secure the IP20 chassis directly onto a standard symmetric DIN rail track or bolt the assembly to a clean, flat panel layout using the integrated bracket holes. Ensure the hardware fasteners are fully torqued to mitigate the effects of low-frequency industrial vibration.
Low-Level Signal Routing: Route all incoming thermocouple and RTD signal wires through separate, dedicated wire runs. Keep these highly sensitive analog lines separated from high-voltage AC utility distribution cables by a minimum distance of 30 cm to eliminate inductive noise coupling.
Shield Grounding Framework: Terminate the outer braided shields of all 4-20 mA output and analog input loops at the main instrumentation ground bar within the enclosure. Apply single-point grounding methods exclusively to prevent circulating ground currents from destabilizing sensor values.
Thermal Management Clearances: Mount the power supply unit in a vertical position to facilitate natural convection cooling across the internal heatsink components. Maintain a minimum of 50 mm unobstructed clearance above and below the module housing to prevent ambient operational temperatures from exceeding the 60 deg C limit.

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