| Parameter | Specification |
|---|---|
| Model | 70EA01b-E |
| ABB Part Number | HESG447038R1 |
| Module Type | Procontrol Analog Input Module |
| Input Channels | 8 channels (fully configurable) |
| Input Signal Types | 0–20 mA, 4–20 mA, 0–10 V, Thermocouples (Type J, K, T, E), RTD (Pt100) |
| Input Range Accuracy | ±0.1% of full scale |
| Resolution | 16-bit ADC |
| Sampling Rate | 50 ms per channel (configurable) |
| Isolation Voltage | 500 V AC between input channels and system |
| Input Impedance | Voltage: ≥ 1 MΩ, Current: 100 Ω ±1% |
| Common Mode Rejection | > 120 dB |
| Power Supply | 24 V DC ±10% |
| Power Consumption | 5 W typical |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Humidity Range | 5% to 95% RH, non-condensing |
| Mounting | Rack-mount compatible with ABB Procontrol racks |
| Dimensions (L×W×H) | 160 mm × 80 mm × 30 mm (fits standard Procontrol rack slot) |
| Weight | Approx. 0.35 kg |
| Status Indicators | LED diagnostics for module health, channel status, and communication status |
| Environmental Protection | Conformal coating on PCB for dust and moisture protection |
| Compliance / Standards | IEC 61131, IEC 61010-1, CE, UL certified |
| Fault Detection | Overrange, underrange, open sensor, short-circuit detection |
| Response Time | <50 ms typical per channel |
| Communication Interface | Procontrol backplane bus |
FAQ
Q1: What input signal types does the 70EA01b-E support?
A1: It supports 0–20 mA, 4–20 mA, 0–10 V, Thermocouples, and RTD signals for flexible integration.
Q2: How many input channels are available?
A2: The module provides 8 configurable analog input channels.
Q3: What is the operating temperature range?
A3: It operates reliably between 0°C and 60°C in industrial environments.
Q4: Does it provide status indicators for diagnostics?
A4: Yes, LED indicators provide channel status and module health information.
Q5: Is the module compatible with ABB Procontrol racks?
A5: Yes, it is designed for seamless integration with ABB Procontrol rack systems.
Q6: What is the input resolution and accuracy?
A6: It offers 16-bit resolution with ±0.1% full-scale accuracy for precise measurements.