Description
Note: Many products are not yet listed. Please contact us for more product information. Our supply channels are constantly expanding, and we currently have 20 stable shared supply channels. Please confirm the model, product, price, and all other necessary information with customer service before placing an order. We offer new, refurbished, and used products, and prices are adjusted according to the year of the item you require.
Key Technical Specifications
| Parameter | Value |
|---|---|
| Compatible I/O Card | KJ3204X1-BA1 32-channel DO card |
| Channel Count | 32 discrete output channels |
| Output Type | 24 VDC high-side solid-state drive |
| Per-channel Current Rating | 0.5 A |
| Connector to I/O Card | Sub-D 37 interface |
| Field Termination | M3 screw terminals, 0.2–4 mm² wire range |
| Built-in Diagnostics | Per-channel short circuit and overload detection |
| Mounting | DIN rail mount inside DeltaV I/O carrier |
| Operating Temperature | −20 °C to +60 °C, non-condensing |
| Storage Temperature | −40 °C to +85 °C |
| Weight | Approx. 0.5 kg |
Product Introduction
The Emerson VE4002S1T2B5 is a DeltaV S-Series terminal block built to pair with the KJ3204X1-BA1 discrete output card. It breaks the card’s 37-pin interface out to field wiring terminals for solenoids, relays and indicator lights. It carries per-channel fault reporting back to the DeltaV controller. The terminal base isolates field wiring from the main I/O card, so a field short can trigger an alarm without immediately damaging the DO electronics.
VE4002S1T2B5
VE4002S1T2B5
VE4002S1T2B5
VE4002S1T2B5
VE4002S1T2B5
Application Scenarios & Field Experience
Many DeltaV installations mix terminal block variants. Mismatched terminal bases break diagnostic reporting, so operators cannot tell which field circuit is shorted until they pull wiring. This unit preserves the native per-channel fault path for the 32-channel high-side DO card.
- Refinery process units: Solenoid valve control for isolation and bypass valves.
- Chemical batch plants: Sequencer outputs for pump start and valve actuation.
- Power plant balance of plant: Indicator lights and auxiliary relay control.
- Offshore oil processing skids: Explosion-safe field discrete control circuits.
In my experience, a refinery had a VE4002S1T2B5 damaged after a wiring fault sent a short across six output channels. The I/O card stayed intact because the terminal base contained the fault. The instrument tech swapped the terminal block, re-terminated all field conductors, and verified every channel’s diagnostic status before returning the valve sequence to automatic. No process trip followed.
Standard Operating Procedure (SOP) for Quality Control
- Visual & Origin Inspection: Check OEM labeling, serial number, terminal screw integrity, and PCB traces. Reject units with melted terminals or cracked housings.
- Live Rig Testing: Mate with a matching KJ3204X1-BA1 card, apply 24 VDC supply, toggle each channel and confirm overload fault flags trigger.
- Hardware Revision Verification: Confirm the terminal block hardware revision matches the DeltaV system release matrix.
- ESD-Safe Packaging: Cover the Sub-D connector, place in static shielding bag, add foam padding, label for ESD controlled handling.
Frequently Asked Questions (FAQ)
Q1: Can VE4002S1T2B5 work with other DeltaV DO cards? A: It is designed exclusively for the KJ3204X1-BA1 32-channel high-side DO card. It will not function correctly with 8-channel DO or redundant DO variants. Q2: What warranty applies to this Emerson VE4002S1T2B5? A: We offer a 12-month warranty. Warranty covers hardware defects under rated operating conditions. Damage from field shorts, overvoltage, or miswiring is excluded. Q3: Is this exact terminal block variant in stock? A: Stock availability shifts regularly. Confirm lead time before scheduling an outage. Other VE4002 terminal codes have different pin maps and cannot substitute. Q4: Do I need to download new DeltaV configuration after replacing this terminal block? A: No logic download is required. The configuration lives on the DO card. You only need to verify channel wiring and fault reporting after replacement. Q5: Can I hot-swap this terminal block while the paired DO card remains powered? A: Hot swap is not recommended. Removing the terminal block disconnects all field outputs, which can drop solenoid loads and trigger valve state changes.
