GE IS230SNHRH2A Servo Node Module | New & Original Stock

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GE IS230SNHRH2A Mark VIe Servo Node Module The GE IS230SNHRH2A, also cataloged as the IS230SNHR Servo Node Hardware with LVDT...

SKU: IS230SNHRH2A

Manufacturer: GE Fanuc
Product No.: IS230SNHRH2A
Product Type: Servo Control Modules
Product Origin: USA
Payment:T/T, Western Union
Weight: 600g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

GE IS230SNHRH2A Mark VIe Servo Node Module

The GE IS230SNHRH2A, also cataloged as the IS230SNHR Servo Node Hardware with LVDT Feedback, operates as a dedicated hardware component for hydraulic servo valve regulation and position feedback processing within GE Mark VIe Distributed Control System platforms.

Hardware Specifications

Parameter	Specification
Model	IS230SNHRH2A (Base Model: IS230SNHR)
Brand	General Electric (GE Fanuc)
Origin	United States
Weight	0.6 kg (1.32 lbs)
Dimensions	260 mm x 180 mm x 60 mm
Operating Temp	-40 deg C to 70 deg C (-40 deg F to 158 deg F)
Power Supply Input	28 VDC nominal (18 VDC to 32 VDC continuous input range)
Power Consumption	10 W to 15 W continuous
Servo Channels	2 x bidirectional control paths
Feedback Support	Linear Variable Differential Transformers (LVDT 2-wire/3-wire), RVDT, 4-20 mA HART
Excitation Frequency	3.2 kHz standard internal generator output
Network Interface	Dual 100 Mbps Ethernet (IONet redundancy)
Galvanic Isolation	1500 Vrms isolation rating
Ambient Humidity	5% to 95%, non-condensing

4-20 mA HART Loop Protocol & Servo Feedback Control

The assembly handles sub-millisecond servo loop execution profiles by continuously processing positional metrics returned by external Linear Variable Differential Transformers (LVDTs). The module generates a dedicated 3.2 kHz internal excitation frequency to drive the primary sensors, digitizing the incoming 2-wire or 3-wire analog variations into real-time valve position states.

The onboard circuit integrates a 4-20 mA HART loop protocol stack across its field-side communication links. This interface layer enables concurrent retrieval of secondary digital diagnostics alongside the primary analog signal. The processing core balances current commands into the hydraulic servo coil windings while relying on the dual 100 Mbps IONet paths to synchronize data across the redundant DCS nodes without processing drift.

Frequently Asked Questions

Q: Does the IS230SNHRH2A hardware architecture permit hot-swap replacement when the IONet network is active? A: Yes. The module supports insertion and extraction under power. However, live manipulation disrupts the physical servo drive loop outputs and feedback tracking immediately. All control loops associated with the specific hardware terminal block must be locked out or bypassed to prevent equipment damage.

Q: How is the LVDT position feedback isolated from internal processing logic transients? A: The unit features a 1500 Vrms galvanic isolation barrier between the field-facing termination circuits and the digital backplane. This protects the core microprocessor and internal IONet network paths against common-mode voltage surges originating from field sensor wiring.

Q: What happens if an active LVDT feedback circuit encounters an open-loop or short-circuit condition? A: The module executes fault diagnostics. It constantly monitors the signal limits and excitation return values. If an input goes out of bounds, the controller triggers a localized diagnostic alarm flag, updates the status byte over IONet, and shifts the servo actuator output to its pre-defined safe state.

Field Installation Guidelines

Chassis Orientation and Airflow Management: Mount the node module onto the designated bracket within the control cabinet. Secure all mounting hardware to ensure adequate thermal transfer and position the module such that ambient vertical convection airflow is not obstructed.
LVDT Excitation Cabling Guarding: Connect all sensor signals using twisted, individually shielded instrumentation cables. Terminate the cable shields exclusively at the designated grounding bar within the node cabinet to isolate the 3.2 kHz excitation frequency from high-voltage motor controls.
Redundant Network Configuration: Connect both RJ45 ports to independent IONet switches. Verify that the correct IP mapping and node identifiers are locked via the system configuration utility to allow seamless active-standby tracking across the network infrastructure.

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