Products Description
| Company Information | |||
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| Mobile | +8613950166376 | ||
| +8613950166376 | |||
| 13950166376 |
Technical Specifications
| Specification | Details |
|---|---|
| Product Name | Allen‑Bradley 1756‑OB16E ControlLogix Digital DC Output Module |
| Module Type | Electronically fused DC output module (sourcing) |
| Series | ControlLogix 1756 I/O family |
| Number of Outputs | 16 DC output channels (2 groups of 8, electronically fused) |
| Output Voltage Range | 10–31.2 V DC (nominal 12/24 V DC source) |
| Output Current per Point | Up to ~1 A per point @ 60 °C (140 °F) |
| Total Output Current per Module | ~8 A @ 60 °C (140 °F) |
| Off‑State Leakage Current | ~1 mA per point max |
| On‑State Voltage Drop | ~400 mV DC @ 1 A max |
| Surge Current (Per Point) | ~2 A for 10 ms per point, repeatable every 2 s |
| Minimum Load Current | ~3 mA per point |
| Output Delay Time | OFF→ON: ~70 µs nom / ≤1 ms max |
| ON→OFF: ~360 µs nom / ≤1 ms max | |
| Backplane Current (5.1 VDC) | ~250 mA |
| Backplane Current (24 VDC) | ~2 mA |
| Total Backplane Power | ~1.32 W |
| Power Dissipation (Max) | ~4.1 W @ 60 °C (140 °F) |
| Thermal Dissipation | ~13.98 BTU/hr |
| Isolation Voltage | ~250 V continuous between groups of 8 outputs and backplane (no isolation between individual outputs) |
| Connection | Removable terminal block (e.g., 1756‑TBNH or 1756‑TBSH) |
| Mounting | Installed in a ControlLogix chassis slot |
| Operating Temperature Range | 0 °C to 60 °C |
| Storage Temperature Range | –40 °C to 85 °C (typical) |
| Relative Humidity (Non‑Condensing) | 5 % to 95 % |
| Dimensions (H × W × D) | ~300 mm × 38.1 mm × 111.25 mm (standard 1756 module footprint) |
| Weight | ~0.26 kg (~0.56 lbs) |
FAQ
FAQ
Q1: What is the purpose of the 1756‑OB16E module?
It provides 16 discrete DC output channels with electronic fusing to drive DC field loads such as solenoids, lamps, and relays.
Q2: What voltage range does the 1756‑OB16E support?
It supports an operating voltage range from ~10 V to ~31.2 V DC with 12/24 V nominal category.
Q3: How is output current rated?
Each output can supply up to ~1 A at 60 °C and the module total up to ~8 A at 60 °C.
Q4: Does this module include output isolation?
Yes, it has continuous ~250 V isolation between groups of 8 outputs and the backplane, but no isolation between individual outputs.
Q5: What is the typical output response time?
OFF to ON delay is ~70 µs nominal (≤1 ms max) and ON to OFF ~360 µs nominal (≤1 ms max).
Q6: How much backplane power does it use?
It draws about ~250 mA at 5.1 VDC and ~2 mA at 24 VDC, totaling ~1.32 W.
Q7: What are the environmental operating limits?
It operates from 0 °C to 60 °C and can be stored from −40 °C to 85 °C with up to 95 % non‑condensing humidity.
Q8: What are the physical size and weight of the module?
Typical dimensions are ~300 mm × 38.1 mm × 111.25 mm and weight ~0.26 kg.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
