Description
1. Product Title
B&R 7AO352.70‑ 2‑Channel Analog Output Module, 2003 Series Screw‑in I/O Module
2. Product Overview
7AO352.70 is B&R 2003 system screw‑in analog output module. It provides 2 configurable analog output channels, supporting ±10 V voltage or 0‑20 mA current signal for proportional valves, positioners and analog‑controlled field devicesB& R Indus…. Resolution is 12‑bit. Terminal block 7TB712.9 (screw‑type) or 7TB712.91 (cage‑clamp) must be ordered separately, not included with moduleB& R Indus…. It is EOL / obsolete, only for spare‑part maintenance of legacy B&R 2003‑series machine systems.
3. Technical Specifications
- Brand: B&R (ABB Automation)
- Model: 7AO352.70
- Warranty: One Year
- Condition: New surplus / Refurbished original spare
- Channels: 2 analog output channels
- Signal range per channel: ±10 V DC / 0‑20 mA (software selectable)
- Resolution: 12‑bit
- Mandatory accessory: Terminal block 7TB712.9 / 7TB712.91 (sold separately)B& R Indus…
- System compatibility: B&R 2003 screw‑in I/O system (not X20 system)
- Operating temperature: ‑20 °C ~ +60 °C
- Protection class: IP20
- Weight: Approx 120 g
- Remark: End‑of‑life component, spare‑part‑only for legacy machinery
- Certification: CE, cULus HazLoc Class I, Div 2, Groups ABCDB& R Indus…
5. Application Scenarios
- Plastic & Packaging Machinery: Output analog set‑point signals to proportional hydraulic/pneumatic valves on legacy B&R‑controlled machines.
- Textile Machinery: Analog control for speed‑setpoint of analog drives and actuator positioners.
- Machine Retrofit & Maintenance: Replace defective AO modules on existing 2003‑series installations.
B&R reference summary：
- 4IF370.7：Isolated CAN expansion for Power‑Panel 15/21/35/41
- 7AO352.70：2‑ch AO module for 2003 screw‑in I/O system, requires TB712 terminal block
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