Emerson Epro A6500-TP Temperature/ Process Card

Overview

The Emerson Epro A6500-TP is a high-performance temperature monitoring module for the AMS 6500 machinery protection system. It delivers precise temperature readings for critical rotating equipment, including turbines, compressors, and motors. The module supports multiple sensor types and complies with API 670 standards. It ensures reliable thermal diagnostics for predictive maintenance and operational safety.

Technical Specifications

Voltage Process Inputs

• Range: 0 to 10 V

• Accuracy: ±1% of full scale

• Impedance: >100 kΩ

• Temperature Drift: ±0.5% within -20°C to +70°C

Current Process Inputs

• Range: 0/4 to 20 mA

• Accuracy: ±1% of full scale

• Impedance: <200 Ω

• Temperature Drift: ±0.5% within -20°C to +70°C

RTD Sensor Inputs

• Types: Pt100 (α=0.00385), Ni100 (α=0.00618), Ni120 (α=0.00672), Cu10 (α=0.00427)

• Technology: 2-, 3-, and 4-wire (Cu10 not for 2-wire)

• Accuracy: ±1 K

• Excitation Current: 500 μA

• Cable Resistance: <120 Ω per wire

• Temperature Drift: ±1 K within -20°C to +70°C

Thermocouple Inputs

• Types: E, J, K, T, N

• Accuracy: ±1 K

• Cold Junction Compensation uses exterior RTD sensor input

• Capacity: <10 μF including sensor cable

• Temperature Drift: ±1 K within -20°C to +70°C

Environmental and General

• Protection Class: IP20, IEC 60529

• Conformal Coating: HumiSeal® 1B31, airborne contaminant resistant

• Airborne Contaminants Class: G3, ISA-S71.04-1985

• Operating Temperature: -20° to 70°C with forced cooling

• Operating Temperature: -20° to 55°C without forced cooling

• Storage Temperature: -40° to +85°C

• Relative Humidity: 5 to 95%, non-condensing

• Vibration: IEC 60068-2-6, 0.15mm 10–55Hz, 20 m/s² 55–150Hz

• Shock: 150 m/s², 4000 shocks per axis

• EMR Resistance: EN50081-1 / EN50082-2

• Power Consumption: Max 5 W

• Configuration: Password protected

• Rack Slot: 3RU/6HP

• Board Dimensions: PCB/EURO card, 100 x 160 mm (3.937 x 6.300 in)

• Weight: 200 g