IS230TRLYH1BGG GE Mark VIe Relay Output Terminal Board
The IS230TRLYH1BGG is a relay output board with coil sensing. It belongs to the GE Mark VIe control system. This board carries 12 plug-in magnetic relays. Because relays 1 to 6 use jumpers, you can set them as dry Form-C contacts or as solenoid drivers. Relays 7 to 11 offer unpowered isolated Form-C contacts. Relay 12 handles special loads such as ignition transformers. The board uses surface-mount technology and is made in the USA.
Board Data
- Brand: General Electric
- Model: IS230TRLYH1BGG
- Series: Mark VIe
- Type: Relay output with coil sensing terminal board
- Origin: United States of America
- Technology: Surface-mount
- Relay count: 12 plug-in magnetic relays
- Operating temperature: −30 to 60 °C
- Availability: In stock
Relay Circuit Layout
- Outputs 1–6: jumper-configurable, dry Form-C or solenoid driver
- Power choices: 125 V DC, 115/230 V AC, or 24 V DC with jumper-selectable fuses
- Suppression: on-board spike protection
- Outputs 7–11: unpowered isolated Form-C contacts
- Output 12: isolated Form-C for special loads
Wiring Paths
- I/O blocks: two blocks, 24 terminals each, up to #12 AWG
- Block fixing: two screws per block
- Shield strip: left side of each block, tied to chassis ground
- JF1: solenoid power for outputs 1–6
- JF2: daisy-chain power to extra TRLY boards
- TB3: alternate power entry when JF1 and JF2 are unused
- JG1: dedicated power for the output 12 solenoid
Jumpers and Fuses
- JP1–JP6 ship separately in a plastic bag.
- Refit JP1–JP6 only when field solenoids need power.
- Match each jumper to the solenoid voltage.
- Run loop energization checks before power-up.
- Remove output fuses for true isolation. This stops suppression leakage on the bus.
Warranty and Dispatch
- 12-month warranty from delivery date
- Dispatch in 24–28 hours
- Couriers: FedEx, UPS, DHL
- Tracking sent after dispatch
FAQ
Q: JP1–JP6 are missing from the box. Is the board incomplete?
A: No. GE ships JP1–JP6 in a separate bag. Fit them only when outputs 1–6 power field solenoids. Store them if you use dry contacts.
Q: How do I get clean isolated contacts on outputs 1–6?
A: Remove the output fuses. This clears suppression leakage from the power bus. Then the relays act as dry contacts.
Q: Where does solenoid power go?
A: Use JF1 for outputs 1–6. Use JG1 for the output 12 solenoid. Use JF2 to chain power to more TRLY boards.
Q: What wire size do the terminal blocks take?
A: Up to #12 AWG. Each block has 24 terminals and two fixing screws. Torque per the Mark VIe manual.
Q: What should I check before first power-up?
A: Verify jumper positions and fuse states. Run loop energization checks per circuit. Confirm the shield strip grounds to chassis.








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