LDH290 IFM air humidity sensor
KKM Solutions is an independent parts distributor, not an authorized IFM dealer — how we source.
IFM LDH290 - air humidity sensor - Material: plastics UL94 V-0; light grey; Storage Temperature: -40...85.
Overview
Part number LDH290 from IFM, listed in Sensors & Encoders. Specifications on file: Accuracy 4; (in the range 20...80 % RH); Ambient temperature -40...70; Analog current output 4...20; Dimensions 140 x 40 x 38. KKM Solutions quotes this part with pricing and availability confirmed per order.
IFM LDH290 is an air humidity sensor catalog item from IFM. The manufacturer's published data for this part number specifies Material: plastics UL94 V-0; light grey.
Simple monitoring of temperature and air humidity to protect electrical installations, control cabinets or production processes; Plug & Play thanks to screw or rail mounting and M12 connection; Data output per analog signal
Published specifications for this part include Storage Temperature: -40...85; Type of mounting: Mounting on DIN rail and panel; (TH35 (EN 60715) / M5); Ambient temperature: -40...70; Connector: 1 x M12 (EN 61067-2-101); coding: A; Contacts: gold-plated; Protection class: III; Dimensions: 140 x 40 x 38; Output signal: analog signal; Product type: air humidity sensor; Accuracy: 4; (in the range 20...80 % RH); Response time: < 30; (T90); Mounting orientation: vertical; connector facing upwards; Measuring range: 0...100. The complete technical table is shown in the Specifications tab on this page.
Specifications
| Accuracy | 4; (in the range 20...80 % RH) |
|---|---|
| Ambient temperature | -40...70 |
| Analog current output | 4...20 |
| Connector | 1 x M12 (EN 61067-2-101); coding: A; Contacts: gold-plated |
| Dimensions | 140 x 40 x 38 |
| Key Features | Simple monitoring of temperature and air humidity to protect electrical installations, control cabinets or production processes; Plug & Play thanks to screw or rail mounting and M12 connection; Data output per analog signal |
| Material | plastics UL94 V-0; light grey |
| Max. load | (Ub - 12 V) / 20 mA |
| Measuring principle | capacitive |
| Measuring range | 0...100 |
| Mounting orientation | vertical; connector facing upwards |
| MTTF | 178 |
| Number of analog outputs | 2 |
| Number of inputs and outputs | Number of analog outputs: 2 |
| Operating voltage | 12...30 DC |
| Output signal | analog signal |
| Pack quantity | 1 pcs. |
| Product type | air humidity sensor |
| Protection | IP 20; (only sensor: IP 57) |
| Protection class | III |
| Resolution | 0,1 |
| Reverse polarity protection | yes |
| Special Feature | gold-plated contacts |
| Specification Summary | air humidity sensor; analog signal; Connector |
| Storage Temperature | -40...85 |
| Total number of outputs | 2 |
| Type of mounting | Mounting on DIN rail and panel; (TH35 (EN 60715) / M5) |
Product details
| Manufacturer | IFM |
|---|---|
| Manufacturer part number | LDH290 |
| Product category | Sensors & Encoders |
| Published specifications | 27 attributes listed |
| Related part numbers | 1 other part number in this family |
Request a quote for this part
Email orderdesk@kkmsolutions.com or call (825) 454-5367 for pricing and availability.
Frequently Asked Questions
How do I get pricing for LDH290?
This part is quoted on request, so no price is listed for it here. Send the quote form on this page with your quantity, or email orderdesk@kkmsolutions.com, and our order desk will reply with pricing and availability within 1 business day.
Who manufactures the LDH290?
LDH290 is made by IFM and is listed in our Sensors & Encoders category. KKM Solutions is an independent distributor, not an authorized IFM dealer: we source the exact IFM part number LDH290, and the quote confirms condition and lead time before you order.
Is the LDH290 new and genuine?
Parts we supply are new and genuine unless the quote expressly states otherwise. Where a part is new-old-stock, from excess inventory, refurbished or open-box, the quote says so before you approve it.
What warranty comes with the LDH290, and can I return it?
Parts we supply are warranted against manufacturing defects for 1 year from the date of delivery; where the manufacturer's own warranty is longer, the manufacturer's warranty applies. The warranty covers repair, replacement, or credit of the defective part and does not cover normal wear items, misapplication, improper installation, or consequential damages. Contact us within 30 days of delivery before returning anything — all returns need a return authorization from the order desk.
What is the lifecycle status of LDH290?
No published lifecycle status is on file for LDH290. IFM lists whether a catalog number is current, superseded or end-of-life on its own product page, and our order desk confirms the status with the manufacturer at quote time, before you commit. Send the part number through the quote form on this page.
What are the key specifications of LDH290?
Key specifications include Accuracy: 4; (in the range 20...80 % RH); Ambient temperature: -40...70; Analog current output: 4...20; Connector: 1 x M12 (EN 61067-2-101); coding: A; Contacts: gold-plated. The full specification table on this page lists every published attribute for this part.
What voltage does LDH290 use?
Per the published specification for LDH290: Operating voltage: 12...30 DC. Confirm against the full specification table on this page, or ask our order desk to verify it with the manufacturer at quote time.
What material is LDH290 made of?
Per the published specification for LDH290: Material: plastics UL94 V-0; light grey. Confirm against the full specification table on this page, or ask our order desk to verify it with the manufacturer at quote time.
How quickly can LDH290 ship?
Lead time for LDH290 is quoted per order and confirmed on your quote, which our order desk sends within 1 business day. For a line-down emergency, call the 24/7 order desk at (825) 454-5367.
Variants & Related Part Numbers
Other IFM part numbers in this family:
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