Product Overview – GE 531X307LTBAJG1 LAN I/O Terminal Card
In modern drive systems, reliable I/O connectivity is critical. The GE 531X307LTBAJG1 LAN I/O Terminal Card, part of the EX2000 series, provides a robust interface between control devices and external actuators, contactors, indicator lights, and interlocks. Designed for installation in drive or exciter cabinets, this module handles up to eight 24 V dc configurable control inputs and seven form C relay outputs. The GE 531X307LTBAJG1 is a direct replacement for older terminal boards, enhancing system reliability and simplifying upgrades.
Technical Specifications
| Parameter |
Value |
| Part Number |
531X307LTBAJG1 |
| Manufacturer |
General Electric (GE) |
| Country of Manufacture |
United States (USA) |
| Product Type |
LAN I/O Terminal Card |
| Series |
EX2000 |
| Configurable Control Inputs (G1) |
8 x 24 V dc (plugs CI1PL–CI8PL) |
| Input Signal Range |
24–240 V ac/dc (ac not for G2) |
| Control Outputs |
7 form C relay contacts (OT1–OT7), low voltage/low current |
| High Voltage/Current Relays |
7 relays activated via pilot contacts |
| LED Indicators |
15 total: LED1–8 for input status, LED17–23 for relay status |
| Turn-On Threshold |
6 V, 0.5 mA peak ac/dc |
| Turn-Off Threshold |
6 V, 0.5 mA peak ac/dc |
| Connector Types |
Plug-in (PL) for ribbon cables; Terminal board (TB) for individual wires |
Instant Installation & Setup Guidance
Mount the GE 531X307LTBAJG1 securely inside the drive cabinet. Use plug-in connectors (PL) for ribbon cable I/O between the LTB and the drive control board, and terminal board connectors (TB) for wiring external devices. Important: Do not route I/O ribbon cables alongside power wires to avoid electromagnetic interference. In ac applications, capacitive coupling may cause leakage on inputs IN1–IN8; ensure proper shielding and wire separation. The G2 variant of the 531X307LTBAJG1 accepts only dc input signals and omits the 8PL and CI1PL–CI8PL connectors.
Maintenance & Reliability Tips
The GE 531X307LTBAJG1 includes 15 LED indicators for at-a-glance status: LED1–LED8 illuminate when source is applied to inputs IN1–IN8; LED17–LED23 light when relays RX1–RX7 are energized. Regular visual inspection of these LEDs confirms normal operation. No adjustable hardware is present on the module, minimizing maintenance requirements. The robust design ensures long service life in demanding industrial environments.
Selection Guide & Purchasing Advice
Before purchasing the GE 531X307LTBAJG1, verify whether your system requires the G1 or G2 revision. The G1 version supports both ac and dc inputs and includes the 8PL bus connector. The G2 version supports only dc inputs. For reliable, genuine components, order from PLC Source PRO (formerly ubest101). We stock new and refurbished industrial automation parts, ensuring fast delivery and competitive pricing.