I/O modules

The ABB 07 EA 90-S is a safety-rated analog input module built for the Advant Controller 31-S series. It delivers high precision in processing 4–20 mA current signals while meeting strict safety requirements defined in DIN V 19250 Classes 1–4. With four isolated input channels, it ensures accurate signal acquisition in demanding industrial automation environments.

This module communicates seamlessly with the 07 KT 94-S central unit through the CS31 system bus, offering reinforced insulation and reliable diagnostics. Its compact housing and durable design make it suitable for continuous operation in harsh conditions.

Key Features of ABB 07 EA 90-S

• Supports 4 analog input channels optimized for 4–20 mA signals
• Provides reinforced isolation between process inputs and CS31 system bus
• Includes error diagnostics with LED indicators for underflow and overflow
• Offers robust mechanical build designed for industrial environments
• Ensures safe and precise integration with Advant Controller 31-S PLC

Technical Specifications

Power and Voltage

• Supply Voltage: 24 V DC ± 5% ripple
• Voltage Range: 20.4–28.8 V
• Buffered Voltage Interruption: >10 ms
• Current Consumption: 150 mA at 24 V DC
• Maximum Power Dissipation: 4 W

Input Channels

• Number of Channels: 4 analog inputs
• Input Current Range: 4–20 mA
• Resolution: 12-bit (3.91 µA per step)
• Input Resistance: 208.5 Ω
• Accuracy: <1% full scale over temperature range
• Maximum Input Frequency: 20 Hz
• Typical Input Delay: 9 ms (monitored over 30 ms)

Safety and Isolation

• Electrical Isolation: Reinforced, rated 0–50 V (VDE 0160)
• Test Voltage: 800 V DC

Diagnostics and Indicators

• LED Display: 8 yellow LEDs for value display (one channel at a time)
• Error Indication: 1 red ERR LED

Physical Characteristics

• Dimensions (W x H x D): 120 x 140 x 85 mm
• Weight: 400 g
• Maximum Cable Length (shielded): 1000 m
• Terminal Connection: 1 x 2.5 mm² cross-section

Applications

The ABB 07 EA 90-S is widely used in safety-critical automation systems, including manufacturing plants, process control, and other applications requiring reliable monitoring with reinforced safety compliance.

Ordering Information

• Model Number: 07 EA 90-S
• Order Code: GJR5251200R0101
• Manufacturer: ABB

FAQ – ABB 07 EA 90-S

Q1: Is the ABB 07 EA 90-S module original and brand new?
A1: Yes, all modules are 100% brand new, original, and factory sealed.

Q2: How soon can you ship the ABB 07 EA 90-S after ordering?
A2: We have stock available, and shipping typically takes 3 days to 2 weeks, depending on location.

Q3: Which logistics carriers do you use for delivery?
A3: We commonly ship with DHL, FedEx, UPS, and TNT, ensuring safe and fast delivery.

Q4: What happens if the ABB 07 EA 90-S has a quality issue?
A4: We support returns within 30 days if any quality problems occur.

Q5: How accurate are the analog input measurements on ABB 07 EA 90-S?
A5: The module guarantees <1% full-scale accuracy across the entire temperature range.

Q6: What is the maximum cable length supported by ABB 07 EA 90-S?
A6: With shielded cabling, it supports up to 1000 meters without signal loss.

Details