IFM

IFM LDH290 Level Sensor

SKU: LDH290
Regular price $779.84
Available
Free shipping over $500
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Industry leading quality
electronic  |  air humidity sensor

LDH290

LDH290 manufacturer technical specifications

Key Ratings at a Glance

Number of inputs and outputs
Number of analog outputs: 2
Special feature
gold-plated contacts
Operating voltage[V]
12...30 DC
Protection class
III
Reverse polarity protection
yes
Power-on delay time[s]
< 1
Measuring principle
capacitive
Total number of outputs
2

Electrical — Power & Input

Operating voltage[V] 12...30 DC
Power-on delay time[s] < 1
Analog current output[mA] 4...20

Outputs & Signals

Number of inputs and outputs Number of analog outputs: 2
Total number of outputs 2
Output signal analog signal
Number of analog outputs 2
Analog current output[mA] 4...20

Features & Performance

Protection class III
Reverse polarity protection yes
Measuring range[% RH] 0...100
Measuring range[°C] -40...60
Resolution[% RH] 0,1
Resolution[K] 0.1
Response time[s] < 30; (T90)
Protection IP 20; (only sensor: IP 57)

Mechanical & Environmental

Measuring principle capacitive
Ambient temperature[°C] -40...70
Storage temperature[°C] -40...85
Weight[g] 72.3
Dimensions[mm] 140 x 40 x 38

Compliance, Approvals & Standards

Product approvals CE, UKCA, UL/cUL, RoHS
EMC EN 61000-6-x / EN 55011 (industrial environment)
Safety standard IEC/EN 61131 / 61800 / 60947 (product-specific)
LDH290 · manufacturer technical data · Reference listing

Frequently Asked Questions

Q: What is the warranty for LDH290?

Warranty: 12-month seller warranty provided by SHLY-PLC. See our Return Policy for coverage and claims.

Q: How fast can you ship LDH290?

A: Orders are processed within 2-4 business days after payment confirmation. Standard delivery 5–8 business days worldwide; express available (2–4 business days).

Q: Is LDH290 a compatible ifm replacement?

A: Sold by SHLY-PLC, an independent distributor. New surplus stock; condition and compatibility confirmed on request.

Standard International (tracked courier): delivered in 5–8 business days. In-stock items are processed within 2–4 business days. USD 25 flat rate on orders of $500 or less; free on orders over $500.

Express (DHL Express / FedEx International): upgraded expedited delivery in 2–4 business days. The Express surcharge is calculated at checkout based on destination and order weight.

Non-Stock / On-Order items ship on request: dispatch time is confirmed before your order — see our Shipping Policy. Remote-area and overweight surcharges, where applicable, are shown before checkout.

Every product is covered by a 12-month seller warranty provided by SHLY-PLC, effective from the date of delivery, against defects in materials and workmanship under normal use. Manufacturer or factory warranty service is not applicable, and extended warranty packages are not provided.

This warranty does not cover damage from misuse, improper installation, power surges, neglect, unauthorized repair, or normal wear and tear. See our Return Policy for warranty-claim instructions.

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