Product Description
Product Overview
| Parameter | Details |
|---|---|
| Product Name | AI 4-20 mA HART CHARM |
| Model Number | SE4303T01 |
| Category | Low Voltage Instrumentation CHARMs |
| Function | Provides analog input for 4-20 mA signals with or without HART communication |
| System Compatibility | DeltaV v11.3.1 or later (with SD Plus, SX, SQ, MQ, MX, PK Controllers) |
| Terminal Block | Compatible with SE4501 (Standard CHARM Terminal Block), SE4511 (3-wire AI Fused Injected Power Terminal Block) |
Hardware & Electrical Specifications
| Specification | Value |
|---|---|
| Sensor Types | 4-20 mA with or without HART, 0-20 mA; Supports 2-wire, 3-wire, and 4-wire devices |
| Nominal Signal Range (Span) | 4-20 mA (0-20 mA optional) |
| Full Signal Range | 0 to 24 mA |
| Input Impedance | 250 Ω ± 1% |
| Field Power (2-wire) | 15.0 V at 20 mA @ 24V DC input |
| Accuracy Over Temperature Range | 0.1% of span (0 to 60°C); 0.25% of span (-40 to 70°C) |
| Repeatability | 0.05% of span |
| Resolution | 16-bit A/D converter |
| Calibration | None required |
| DC/50/60 Hz Common Mode Rejection | N/A |
| Field Circuit Protection | 30 mA Current Limiting Circuit; Field wiring disconnect |
| Power Requirement | 36 mA max @ 24V DC (2-wire configuration); 12 mA max @ 24V DC (3/4-wire configuration) |
| Heat Dissipation | 0.33 W |
Environmental Specifications
| Parameter | Value |
|---|---|
| Operating Temperature | -40 to 70°C (or -40 to 60°C for fanless enclosures) |
| Storage Temperature | -40 to 85°C |
| Humidity | 5 to 95%, non-condensing |
| Protection Rating | IP20 |
| Contaminants | ISA-S71.04-1985 Class G3 |
| Shock | 10g ½-sine wave for 11 ms |
| Vibration | 1mm (2–13.2 Hz); 0.7g (13.2–150 Hz) |
Functional Features
| Feature |
|---|
| Supports HART v7 pass-through for AMS and HART v7 variable/device status |
| HART data update rates faster than every second (dependent on communication loading and device type) |
| Current limiting (30 mA) and field wiring disconnect for circuit protection |
| LED Indicators: |
| - Power/Integrity (Bi-color): Green (Normal), Red (Fault) |
| - Field Signal (Yellow): Not applicable for analog inputs |
Certifications
| Standard | Details |
|---|---|
| CE | EN 61326-1 |
| FM (USA) | Class I, Div 2, Groups A-D, T4 |
| CSA (Canada) | Class I, Div 2, Groups A-D, T4 |
| ATEX | II 3G Ex ec IIC T4 Gc |
| IEC-Ex | Compliant with IEC60079-0, EN60079-7, IEC60079-15 |
| Marine | ABS, DNV Marine Certificate |
| Achilles | CIOC/CIOC2 Communication Certification (Level 1/2) |
Physical & Installation
| Parameter | Details |
|---|---|
| Installation Type | Mounted on CHARM Baseplate (DIN rail) |
| Wiring | Screw cage terminals, 0.32–2.5 mm² (22–14 AWG), 7–9 mm strip length |
| Keying | Self-keying for proper CHARM placement |
Ordering Information
| Description | Model Number |
|---|---|
| AI 4-20 mA HART CHARM | SE4303T01 |