Products Description
| Company Information | |||
| [email protected] | |||
| Mobile | +8613950166376 | ||
| +8613950166376 | |||
| 13950166376 |
Technical Specifications
| Item | Specification |
|---|---|
| Model | AO890 |
| Article Number | 3BSC690072R1 |
| Module Type | Analog Output |
| Channels | 8 channels |
| Signal Type | Unipolar, single-ended |
| Signal Range | 0…20 mA / 4…20 mA |
| Resolution | 12 bit |
| Channel Isolation | Groupwise from ground |
| Intrinsic Safety | Yes (built-in for each channel) |
| Current Limiting | Yes, short-circuit protected, max 22 mA |
| Accuracy | Typ. 0.05%, Max. 0.1% @ 650 Ω load |
| Temperature Drift | Typ. 50 ppm/°C, Max. 100 ppm/°C |
| Rise Time | 1 ms (10% to 90%) |
| Load Resistance | <725 Ω at 20 mA, <625 Ω at 22 mA |
| Rated Insulation Voltage | 50 V |
| Dielectric Strength | 500 V AC |
| Power Dissipation | 3.1 W |
| Current Consumption +5V | 80 mA |
| Current Consumption +24V Modulebus | Typ. 110 mA, Max. <150 mA |
| Current Consumption +24V External | Typ. 220 mA, Max. <300 mA |
| Supported MTUs | TU890 (Ex) and TU891 (non-Ex) |
| HART Support | No |
| SOE | No |
| Redundancy | No |
| High Integrity Mode | No |
| Diagnostic LEDs | F (Fault), R (Run), W (Warning), O (Setpoint) |
| Diagnostics | Internal power monitor, Open wire detection (>1 mA) |
| Operating Temperature | 0 to +55°C |
| Storage Temperature | -40 to +70°C |
| Max Ambient Temperature | 55°C, or 40°C for vertical compact MTU |
| Relative Humidity | 5% to 95%, non-condensing |
| Protection Rating | IP20 (IEC 60529) |
| Safety Compliance | EN 61010-1, EN 61010-2-201 |
| EMC | EN 61000-6-2, EN 61000-6-4 |
| Marine Certifications | ABS, BV, DNV, LR |
| Dimensions (W x D x H) | 45 x 102 x 119 mm |
| Weight | 0.2 kg |
FAQ
Frequently Asked Questions (FAQ)
Q1: Does the AO890 module support intrinsic safety?
A1: Yes, each channel includes intrinsic safety components for hazardous areas.
Q2: What is the maximum output current per channel?
A2: Normal range is 0–20 mA, with 22 mA maximum in overload.
Q3: Is HART communication supported?
A3: No, AO890 does not support HART communication.
Q4: Which MTU units are compatible with AO890?
A4: It is compatible with TU890 (for Ex applications) and TU891 (non-Ex).
Q5: Does AO890 support redundancy?
A5: No, redundancy is not supported in this module.
Q6: Are the output channels isolated from each other?
A6: No, channels are groupwise isolated from ground, not individually.
Q7: What is the load resistance range for AO890?
A7: Maximum 725 Ω at 20 mA and 625 Ω at 22 mA.
Q8: What hazardous area certifications are supported?
A8: Supports ATEX/IECEx Zone 2 to Zone 0 interface and cFMus C1 Div 2.
Tags
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.
