Product Description
Product Overview
| Parameter | Details |
|---|---|
| Product Name | Thermocouple/mV Input CHARM |
| Model Number | SE4303T02 (Alternate Part Number: KL3032X1-BA1) |
| Category | Low Voltage Instrumentation CHARMs |
| Function | Provides input for thermocouple sensors or low-level voltage sources (mV) |
| System Compatibility | DeltaV v11.3.1 or later (with SD Plus, SX, SQ, MQ, MX, PK Controllers) |
| Terminal Block | Compatible with SE4504 (Thermocouple/mV Terminal Block), shipped as assembly SE4303T52 |
Hardware & Electrical Specifications
| Specification | Value |
|---|---|
| Sensor Types | Thermocouples (B, E, J, K, N, R, S, T, uncharacterized); mV (±20 mV, ±50 mV, ±100 mV) |
| Full Scale Signal Range | See Sensor Type Specifications table below |
| Accuracy | See Sensor Type Specifications table below |
| Repeatability | 0.05% of span |
| Resolution | 24-bit A/D converter; resolution depends on sensor type (see table below) |
| Calibration | None required |
| Cold Junction Compensation (CJC) | Accuracy: ±1.0°C; Range: -40 to 85°C |
| DC/50/60 Hz Common Mode Rejection | 90 dB typical |
| Isolation | Each sensor galvanically isolated, factory tested to 1000 V DC |
| Open Sensor Detection | Yes, with 45 nA detection current |
| CHARM Power Requirement | 22 mA max @ 24 V DC |
| CHARM Heat Dissipation | 0.30 W |
Sensor Type Specificationsnvironmental 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, Conformal coating |
| Shock | 10g ½-sine wave for 11 ms |
| Vibration | 1 mm peak-to-peak from 2 to 13.2 Hz; 0.7g from 13.2 to 150 Hz |
Functional Features
| Feature |
|---|
| Supports a variety of thermocouple types and low-level voltage sources (mV) |
| Includes Cold Junction Compensation (CJC) for accurate thermocouple readings |
| Open sensor detection with 45 nA current for fault identification |
| Galvanic isolation for each sensor, tested to 1000 V DC |
| LED Indicators: |
| - Power/Integrity (Bi-color): Green Solid (Normal), Green Blink (Awaiting configuration), Red Blink (Wiring fault), Red Solid (Internal fault) |
| - Field Signal (Yellow): Not applicable for analog inputs |
Certifications
| Standard | Details |
|---|---|
| CE | EMC - EN 61326-1 |
| FM (USA) | Class I, Div 2, Groups A, B, C, D, T4; Class I, Zone 2, AEx ec [ic] IIC Gc T4 |
| CSA (Canada) | Class I, Div 2, Groups A, B, C, D, T4; Class I, Zone 2, Ex ec [ic] IIC Gc T4 |
| ATEX | II 3G Ex ec [ic] IIC T4 Gc |
| IEC-Ex | Ex ec [ic] IIC Gc |
| Marine | ABS Certificate of Design Assessment, DNV Marine Certificate |
| Achilles | CIOC: Level 1 (v13.3.1); CIOC2: Level 2 (v14.3) |
Physical & Installation
| Parameter | Details |
|---|---|
| Installation Type | Mounted on CHARM Baseplate (DIN rail) |
| Wiring | 2 screw cage terminals, 0.32–2.5 mm² (22–14 AWG), 7–9 mm strip length (SE4504 Terminal Block) |
| Keying | Fixed key positions to prevent mismatch; shipped as assembly with SE4504 Terminal Block |
| Removal/Insertion | Cannot be removed or inserted with system power energized unless area is non-hazardous; I/O loop assessment required for energy-limited nodes |
| Assembly | Typically ordered as SE4303T52 (Thermocouple/mV Input CHARM with Thermocouple/mV Terminal Block) |
Ordering Information
| Description | Model Number |
|---|---|
| Thermocouple/mV Input CHARM | SE4303T02 |
| Thermocouple/mV Input CHARM with Thermocouple/mV Terminal Block | SE4303T52 |
| Thermocouple/mV Terminal Block | SE4504 |