Product Description
Product Overview
| Parameter | Details |
|---|---|
| Product Name | Discrete Input Card, 24 VDC, Dry Contact, Standard I/O Termination Block |
| Model Number | VE4001S2T2B1 |
| Part Number | KJ3203X1-BA1 (inferred, not confirmed in provided documents) |
| Category | DeltaV M-series Traditional I/O |
| Function | Discrete Input, 8 channels, 24 VDC, dry contact |
| System Compatibility | DeltaV M-series; requires MQ, MX, or PK controllers; compatible with M-series horizontal or VerticalPlus carriers; DeltaV v10.3.1 or later |
Hardware & Electrical Specifications
| Specification | Value |
|---|---|
| Number of Channels | 8 channels |
| Input Type | Dry Contact (compatible with many NAMUR sensors) |
| Detection Level for On | >2.2 mA |
| Detection Level for Off | <1 mA |
| Input Impedance | 5 kΩ (approximate) |
| Wetting Voltage | 15 Volts |
| Local Bus Power | 12 VDC at 75 mA typical, 100 mA maximum (simplex); 90 mA typical, 150 mA maximum (redundant) |
| Field Circuit Power | 100 mA at 24 VDC (±10%) |
| Terminal Block | Standard I/O Termination Block (KJ4001X1-BA1); Fused I/O Termination Block or 16-pin Mass Termination Block also compatible |
| Optional Fuse | 2.0 A (for fused terminal block option) |
| Isolation | Each channel optically isolated from the system, factory tested to 1500 VDC |
Environmental Specifications
| Parameter | Value |
|---|---|
| Operating Temperature | -40 to 70°C (-40 to 158°F) |
| Storage Temperature | -40 to 85°C (-40 to 185°F) |
| Relative Humidity | 5 to 95%, non-condensing |
| Airborne Contaminants | ISA-S71.04-1985 Class G3, conformal coating |
| Shock | 10 g ½-sine wave for 11 ms |
| Vibration | 1 mm peak-to-peak from 5 to 16 Hz; 0.5 g from 16 to 150 Hz |
| Protection Rating | IP20 |
| Dimensions | H: 10.7 cm (4.2 in), W: 4.1 cm (1.6 in), D: 10.5 cm (4.1 in) |
Certifications
| Standard | Details |
|---|---|
| CE | EMC: EN 61326-1 |
| FM (USA) | Class I, Division 2, Groups A, B, C, D, T4 |
| cFM (Canada) | Class I, Division 2, Groups A, B, C, D, T4 |
| ATEX | II 3G Ex ec IIC T4 Gc; II 3G Ex nA nC IIC T4 Gc |
| IEC-Ex | II 3G Ex ec IIC T4 Gc; II 3G Ex nA nC IIC T4 Gc |
| Marine | ABS Certificate of Design Assessment; DNV Marine Certificate |
Physical & Installation
| Parameter | Details |
|---|---|
| Mounting | Mounted on I/O interface carrier (DIN rail); requires M-series horizontal or VerticalPlus carriers |
| Installation Type | Modular I/O subsystem, plug-and-play; installed under power in safe areas |
| Terminal Block Keying | I/O Card Keying: B1; rotary keying system ensures correct card installation |
| Removal/Insertion | Cannot be removed/inserted with system power energized unless area is non-hazardous; non-sparking field circuits must be de-energized |
| Maintenance | No user-serviceable parts; calibration not required |
Functional Features
| Feature |
|---|
| Supports 8 channels of 24 VDC dry contact discrete inputs for monitoring switches or sensors |
| Compatible with many NAMUR sensors |
| Supports pulse counting up to 75 Hz on 24 VDC inputs |
| Optically isolated channels prevent electrical interference |
| Designed for hazardous area installation with non-sparking field circuits |
| Compatible with DeltaV M-series I/O subsystem for modular growth |
| Keyed I/O interface ensures correct card replacement with B1 keying |
| Conformal coating for ISA G3 corrosion resistance |
| Real-time, online equipment addition without process interruption |
| Supports both simplex and redundant installation |
| Fault detection capable with field resistor pack (for NAMUR sensors) |
| Configurable channel types: Discrete Input, Pulse Count (<2 Hz for discrete, <75 Hz for pulse train) |
Ordering Information
| Description | Model Number | Terminal Block Model |
|---|---|---|
| Discrete Input Card, 8 Channels, 24V DC, Dry Contact, Standard I/O Termination Block | VE4001S2T2B1 | KJ4001X1-BA1 |
| Discrete Input Card, 8 Channels, 24V DC, Dry Contact, Redundant Standard I/O Termination Block | VE4031S2T2B1 | KJ4001X1-BA1 |
| Discrete Input Card, 8 Channels, 24V DC, Dry Contact, Fused I/O Termination Block | VE4001S2T2B2 | KJ4001X1-CB1 |
| Discrete Input Card, 8 Channels, 24V DC, Dry Contact, 16-Pin Mass Termination Block | VE4001S2T2B3 | KJ4001X1-BE1 |
Spare Parts
| Description | Model Number |
|---|---|
| 250V 2A Fuse for Fused Terminal Block (Box of 20) | KJ4010X1-BC1 |