Allen-Bradley 1734-TOPS POINT I/O Terminal Base
$123.00
$320.00
Description
Allen-Bradley 1734-TOPS POINT I/O Terminal Base
Configured for field wiring termination and backplane interfacing in POINT I/O systems, the Allen-Bradley 1734-TOPS (1734-TOPS Terminal Base) provides direct electrical execution. The one-piece assembly incorporates integrated spring-clamp terminals for connection of field devices to compatible POINT I/O modules through the POINTBus architecture.
Suffix Breakdown & Model Matrix
The supplied documentation identifies 1734-TOPS as a fixed catalog number representing the spring-clamp version of the 1734-TOP terminal base. No additional suffix matrix or ordering breakdown is specified in the provided data.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | 1734-TOPS |
| Brand | Allen-Bradley |
| Product Type | POINT I/O One-Piece Terminal Base |
| Product Family | POINT I/O |
| Terminal Style | 8 Spring-Clamp Terminals |
| Construction | One-Piece Design |
| Mounting Style | DIN Mounted |
| Body Style | Open Style |
| POINTBus Current (Max) | 75 mA |
| Backplane Supply Voltage | 5 VDC |
| Field Power Input Range | 10-28.8 VDC, 220 mA, Class 2 |
| Isolation Voltage | 50 V, tested at 1500 VAC for 60 s |
| Power Dissipation | 1.86 W @ 750 ohm load; 2.15 W @ 0 ohm load |
| Thermal Dissipation | 6.34 BTU/hr @ 750 ohm load; 7.33 BTU/hr @ 0 ohm load |
| Wire Size | 0.25-2.5 mm2 (23-13 AWG) |
| Wire Type | Shielded Copper, Solid or Stranded |
| Dimensions | 56.0 x 12.0 x 75.5 mm |
| Weight | 36.9 g |
| Enclosure Rating | Open Style |
| Temperature Code | T4 |
| Operating Temp | Not specified in provided data |
| Power Consumption | Up to 2.15 W |
| Origin | Rockwell Automation Manufacturing |
I/O Density Scaling in POINT I/O Architectures
The 1734-TOPS supports modular I/O density scaling by providing a compact termination platform for field signals and power distribution. The spring-clamp connection method eliminates screw-tightening requirements during conductor installation while maintaining electrical continuity. Within POINT I/O assemblies, the terminal base serves as the physical interface between field wiring and installed I/O modules, preserving PointBus backplane connectivity across the node.
Frequently Asked Questions
Q: Does the 1734-TOPS require tools for conductor retention?
A: The unit utilizes spring-clamp terminals designed for tool-assisted wire insertion and retention without terminal screw adjustment.
Q: What is the maximum POINTBus current requirement of the terminal base?
A: The specified POINTBus current requirement is 75 mA.
Q: Can the 1734-TOPS be used with both analog and digital POINT I/O modules?
A: The terminal base is designed for compatibility with supported POINT I/O modules. Module compatibility should be verified against the applicable POINT I/O installation documentation.
Field Installation Guidelines
-
Mount the terminal base securely onto a grounded DIN rail before installing the associated I/O module.
-
Use shielded copper conductors within the specified 0.25-2.5 mm2 wire size range.
-
Route signal wiring separately from motor feeders, contactor wiring, and other high-energy conductors.
-
Verify correct conductor insertion and spring-clamp engagement before energizing field circuits.
-
Maintain proper grounding practices for cable shields according to plant electrical standards.
-
Confirm module-to-terminal-base alignment before applying power to the POINT I/O assembly.
-
Do not exceed the specified field power input range during commissioning.
-
Inspect terminal connections periodically in installations subject to vibration.
Features
Minimum Order Quantity (MOQ)
We welcome bulk orders and have a minimum order quantity of just one unit.
Certificates and Documentation
Upon request, we can provide all necessary documentation, including Certificates of Origin/Conformance and other required export documents.
Delivery Time
For items in stock, we aim to deliver within 1-3 days after payment confirmation. Items with specified lead times will be delivered according to the quoted schedule.
Payment Methods
We accept 100% T/T (Telegraphic Transfer) payment before shipping. For items with lead times, a 30% deposit is required upfront, with the remaining 70% due before shipment. For RMB transfers, please contact us if you have an agent in China.
Warranty
We offer a standard one-year warranty on all new and original items. If you require an extended warranty, please contact us for additional cost details.
Refund and Return Policy
Your satisfaction is important to us. If you need to return an item, it must be done within 30 days of the order date. The product must be unused, unopened, and in its original packaging with all accessories included. Refunds are processed within 5-7 business days after we receive the returned item. Please note that shipping and related charges are non-refundable.
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