Supported Applications
The Omega HHLM112SD is a general-purpose handheld light meter with data logging capabilities. The series identity supports commercial, industrial, and consumer applications including photography, videography, construction, and surveillance.
Operating Conditions & Performance
This device measures Light Intensity in lux or foot-candles (ft-cd) and Surface Temperature when equipped with an optional Type K/J thermocouple. The measurement ranges include 2,000 lux, 20,000 lux, 100,000 lux, 200 ft-cd, 2,000 ft-cd, and 10,000 ft-cd.
The instrument features a 2.5-inch diagonal backlit LCD display with automatic range switching. Real-time datalogging is supported via SD memory cards up to 16 GB capacity. Power is supplied by six 'AA' Alkaline batteries or an optional 9VDC AC adapter.
Configuration Options
The series offers configurable options for temperature measurement and power delivery:
• Sensor Options: Optional Type K or J thermocouple temperature probe for surface temperature measurements.
• Data Storage: Accepts SD memory cards up to 16 GB capacity.
• Power Supply: Operates on six 'AA' Alkaline batteries; an optional 9VDC AC adapter is available.
The device includes the following electrical connections: SD card socket, RS232 output jack, and a Socket for 9VDC AC adapter. The product line holds ISO 9001 Certified (Stamford, CT), ISO 9001 Certified (Manchester, UK), and ISO 9002 Certified (United Kingdom) approvals.
Key Product Differences
The primary model in this series is the HHLMM112SD. The base unit functions as a light meter; temperature measurement capability requires the addition of an optional Type K or J thermocouple probe. No physical dimensions, weight, accuracy class, resolution, response time, or enclosure ratings are specified for this handheld device.
| Additional Features 1 | SD Card Data Logger |
| Battery Size and Type | Alkaline AA |
| Display Size | 52 x 38 mm (2.05 x 1.5 in) |
| Display Type | Backlit LCD |
| Height | 177 mm |
| Input Type | Thermocouple (Type J,K) |
| Length | 68 mm |
| Measurement Range Note | • 0 to 1999 LUX (0 to 186 footcandle (ft-cd) • 1800 to 19,990 LUX (167 to 1860 ft-cd • 18,000 to 99,900 LUX (1670 to 9290.7 ft-cd |
| Memory | Max/Min |
| Memory Card | 1 to 16 GB |
| Operating Humidity | 0 to 85% RH |
| Operating Temperature, Max | 50 °C |
| Operating Temperature, Min | 0 °C |
| Sampling Time | 1 sec to 1 hr |
| Series ID | HHLM112SD-Meter |
| Supply Power Type | Battery |
| Temperature Range | Type K -50 to 1300ºC (±0.2% + 0.5ºC), -50.1 to -100ºC (±0.2% + 1ºC), -58 to 2372ºF (±0.2% + 1ºF), -58.1 to -148ºF (±0.2% + 1.8ºF),Type J -50 to 1200ºC (±0.2% + 0.5ºC), -50.1 to -100ºC (±0.2% + 1ºC), -58 to 2192ºF (±0.2% + 1ºF), -58.1 to -148ºF (±0.2% + 1.8ºF) |
| Width | 45 mm |
OMEGASW-U101-WIN Datalogging software for SD Meters
Datalogging software for SD meters
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OMEGAADAPTER-SD Optional AC adaptor w/2-pin EU & USA plugs
Optional AC adaptor with 2-pin EU and USA plugs
This product is no longer available. Contact us at 800-567-8686 for alternative solutions.

