Allen-Bradley 1734-IE2V POINT I/O Voltage Input Module
A two-channel single-ended analog input module with selectable 0 to 10 V or plus/minus 10 V ranges, configurable filtering and POINTBus installation.
Technical Summary
1734-IE2V is a two-point POINT I/O analog voltage input module for distributed machine and process signals. Its two single-ended, non-isolated channels can be configured for 0 to 10 V or plus/minus 10 V operation.
The module provides 15-bit-plus-sign resolution and selectable input filtering. Channel diagnostics include configurable high and low alarms, while the conversion rate changes with the selected notch-filter frequency.
Specifications
| Manufacturer | Rockwell Automation |
|---|---|
| Brand | Allen-Bradley |
| Product Family | POINT I/O |
| Catalog Number | 1734-IE2V |
| Module Type | Analog voltage input module |
| Input Channels | 2 single-ended, non-isolated |
| Selectable Input Ranges | 0 to 10 V or plus/minus 10 V |
| Resolution | 15 bits plus sign |
| Input Resolution | 320 microvolts per count |
| Absolute Accuracy | 0.1% of full scale at 25 degrees C |
| Accuracy Drift | 5 ppm per degree C |
| Default Notch Filter | 60 Hz |
| Update Time at 60 Hz | 100 ms |
| Fastest Documented Update | 12 ms at 500 Hz |
| POINTBus Current | 75 mA at 5 V DC |
| Operating Temperature | -20 to 55 degrees C |
| Lifecycle | Active |
Features
- Acquires two voltage signals in a compact POINT I/O module position.
- Supports unipolar 0 to 10 V and bipolar plus/minus 10 V measurement ranges.
- Offers 50, 60, 250 and 500 Hz filter selections to balance noise rejection and response time.
- Provides channel high-high, high, low and low-low alarm configuration.
- Reports input status and channel diagnostics through the POINT I/O network adapter.
- Uses 15-bit-plus-sign conversion for consistent engineering-unit scaling.
Compatibility
- Installs on a 1734-TB or 1734-TBS POINT I/O terminal base.
- Operates behind a compatible POINT I/O communication adapter with adequate POINTBus current.
- The controller project must use the exact 1734-IE2V module profile, channel range and filter settings.
- Input transmitters and signal sources must share the documented single-ended, non-isolated wiring context.
- Electronic keying, slot position and terminal assignment should match the stored I/O configuration.
Replacement
- 1734-IE2V remains an Active product for current POINT I/O planning.
- Before exchange, record each channel range, scaling, notch filter, alarm thresholds and process tag.
- Retain the terminal-base wiring map and verify that no field conductor is moved between the two channels.
- Confirm POINTBus loading after any node change, especially when multiple analog modules share the station.
- Validate raw counts, engineering values, alarms and controller diagnostics after commissioning.
FAQ
Which voltage ranges can 1734-IE2V measure?
Each channel can be configured for 0 to 10 V or plus/minus 10 V operation.
Are the two inputs isolated from one another?
No. The inputs are documented as single-ended and non-isolated.
Which terminal base can be used?
The module is installed on a 1734-TB or 1734-TBS POINT I/O terminal base.
How does the filter setting affect response time?
Higher notch-filter frequencies shorten the update time, while 50 or 60 Hz settings provide line-frequency rejection.
What is the module resolution?
The input conversion provides 15 bits plus sign with 320 microvolts per count.
What must be copied during replacement?
Copy both channel ranges, scaling values, filter selections, alarm limits, keying and the exact terminal assignments.
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