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Designed for museums and laboratories and environmental monitoring and food storage, this temperature data logger provides 1 Measurement, TC, 33K Max Samples. It has ambient temperature measurement range (models om-71, om-73) of -4 to 158°F (-20 to 70°C).
Designed for museums and laboratories and environmental monitoring and food storage, this temperature data logger provides 1 Measurement, TC, 33K Max Samples. It has ambient temperature measurement range (models om-71, om-73) of -4 to 158°F (-20 to 70°C).
The OM-70 Series of portable temperature and temperature/humidity data loggers are easy-to-use, versatile devices which can be used for a wide range of logging applications including coolers, freezers, greenhouses, museums, laboratories, shipping containers, and warehouses, environmental monitoring and food storage. These data loggers are capable of sampling as fast as once per second or as slow as every 18 hours.
Features
Applications
| Series | OM-70 Series |
| Type | temperature data logger |
| Configuration | 1 Measurement |
| Configuration | TC |
| Configuration | 33K Max Samples |
| Ambient Temperature Measurement Range (Models OM-71, OM-73) | -4 to 158°F (-20 to 70°C) |
| External Sensor Temperature Measurement Range (Model OM-72) | -40 to 158°F (-40 to 70°C) |
| Temperature Accuracy | ±0.5°C, from 1 to 122°F (-17 to 50°C) |
| Temperature Resolution | 0.05°F (0.1°C) |
| Time Accuracy | ±100 ppm @ 75°F (24°C) |
| Measurement Capacity | OM-71, OM-72, OM-73: Non-volatile memory; 43,344 samples for temperature only, or 21,672 samples for temperature, humidity and dew point (Model OM-73); OM-74: 32,638 temperature samples |
| Recording Control | Start on button press, immediate after setup, or at a user specified date and time |
| Recording Mode | Stop on memory full, or continuous recording with memory rollover |
| Interface | USB 2.0 |
| Power | OM-71, OM-72, OM-73: 3 V CR2032 lithium battery (included); OM-74: 3 AAA batteries (alkaline or lithium (included) |
| Battery Life | 3 years (average) |
| Sample Rate | 1 second to 18 hours user selectable |
| Software Compatibility | Windows® XP/VISTA/7 and 8 (32- and 64-bit) |
| Storage Temperature | -40 to 171°F (-40 to 77°C) |
| Relative Humidity Range (Model OM-73) | 0 to 99% RH non-condensing |
| Relative Humidity Accuracy (Model OM-73) | ±2% RH from 10 to 90% RH @77°F (25°C) |
| Relative Humidity Resolution (Model OM-73) | 0.05% RH |
| Display Temperature Resolution (OM-74) | 0.2°F (0.1°C) up to 199.9°C or °F, 34°F (1°C) above 200°C or °F |
| Logged Temperature Resolution (OM-74) | 0.2°F (0.1°C) |
| Thermocouple Impedance (OM-74) | 50 Ω maximum for specified accuracy |
| Cold Junction Temperature Accuracy (OM-74) | ±0.3°C (±0.5°F) |
| Operating Temperature (OM-74) | 0 to 131°F (-18 to 55°C) |
| Alarm Settings | Over/under alarm with visual indication |
| LCD Display | Displays temperature, date, time, alarm condition recording status and battery condition |
| Minimum System Requirements | 8MB of RAM, 2MB of disk space, 800 x 600 resolution, 1 free USB port |
| Thermocouple Accuracy and Logger Supported Range, Type K (OM-74) | ±1.3°F (0.7°C), -418 to 2372°F (-250 to 1300°C) |
| Thermocouple Accuracy and Logger Supported Range, Type J (OM-74) | ±1.0°F (0.6°C), -274 to 1832°F (-170 to 1000°C) |
| Thermocouple Accuracy and Logger Supported Range, Type E (OM-74) | ±0.8°F (0.4°C), -328 to 1508°F (-200 to 820°C) |
| Thermocouple Accuracy and Logger Supported Range, Type N (OM-74) | ±1.5°F (0.8°C), -328 to 2372°F (-200 to 1300°C) |
| Thermocouple Accuracy and Logger Supported Range, Type T (OM-74) | ±1.3°F (0.7°C), -328 to 752°F (-200 to 400°C) |
| Thermocouple Accuracy and Logger Supported Range, Type S (OM-74) | ±5.0°F (2.8°C), -58 to 3200°F (-50 to 1760°C) |
| Thermocouple Accuracy and Logger Supported Range, Type R (OM-74) | ±5.0°F (2.8°C), -58 to 3200°F (-50 to 1760°C) |
| Thermocouple Accuracy and Logger Supported Range, Type B (OM-74) | ±6.0°F (3.3°C), 68 to 3308°F (20 to 1820°C) |
| Thermocouple Accuracy and Logger Supported Range, Type C (OM-74) | ±3.0°F (1.7°C), 32 to 4208°F (0 to 2320°C) |
| Dimensions | OM-71, OM-72, OM-73: 2.36 x 2.24 x 0.51" (6 x 5.7 x 1.3 cm); OM-74: 2.25 x 2.15 x 1.2" (5.7 x 5.5 x 3.0 cm) |
| Weight | OM-71, OM-72, OM-73:3.2 oz (91 g); OM-74:2.2 oz (62 g) |
| Series | OM-70 Series |
| Type | temperature data logger |
| Configuration | 1 Measurement |
| Configuration | TC |
| Configuration | 33K Max Samples |
| Ambient Temperature Measurement Range (Models OM-71, OM-73) | -4 to 158°F (-20 to 70°C) |
| External Sensor Temperature Measurement Range (Model OM-72) | -40 to 158°F (-40 to 70°C) |
| Temperature Accuracy | ±0.5°C, from 1 to 122°F (-17 to 50°C) |
| Temperature Resolution | 0.05°F (0.1°C) |
| Time Accuracy | ±100 ppm @ 75°F (24°C) |
| Measurement Capacity | OM-71, OM-72, OM-73: Non-volatile memory; 43,344 samples for temperature only, or 21,672 samples for temperature, humidity and dew point (Model OM-73); OM-74: 32,638 temperature samples |
| Recording Control | Start on button press, immediate after setup, or at a user specified date and time |
| Recording Mode | Stop on memory full, or continuous recording with memory rollover |
| Interface | USB 2.0 |
| Power | OM-71, OM-72, OM-73: 3 V CR2032 lithium battery (included); OM-74: 3 AAA batteries (alkaline or lithium (included) |
| Battery Life | 3 years (average) |
| Sample Rate | 1 second to 18 hours user selectable |
| Software Compatibility | Windows® XP/VISTA/7 and 8 (32- and 64-bit) |
| Storage Temperature | -40 to 171°F (-40 to 77°C) |
| Relative Humidity Range (Model OM-73) | 0 to 99% RH non-condensing |
| Relative Humidity Accuracy (Model OM-73) | ±2% RH from 10 to 90% RH @77°F (25°C) |
| Relative Humidity Resolution (Model OM-73) | 0.05% RH |
| Display Temperature Resolution (OM-74) | 0.2°F (0.1°C) up to 199.9°C or °F, 34°F (1°C) above 200°C or °F |
| Logged Temperature Resolution (OM-74) | 0.2°F (0.1°C) |
| Thermocouple Impedance (OM-74) | 50 Ω maximum for specified accuracy |
| Cold Junction Temperature Accuracy (OM-74) | ±0.3°C (±0.5°F) |
| Operating Temperature (OM-74) | 0 to 131°F (-18 to 55°C) |
| Alarm Settings | Over/under alarm with visual indication |
| LCD Display | Displays temperature, date, time, alarm condition recording status and battery condition |
| Minimum System Requirements | 8MB of RAM, 2MB of disk space, 800 x 600 resolution, 1 free USB port |
| Thermocouple Accuracy and Logger Supported Range, Type K (OM-74) | ±1.3°F (0.7°C), -418 to 2372°F (-250 to 1300°C) |
| Thermocouple Accuracy and Logger Supported Range, Type J (OM-74) | ±1.0°F (0.6°C), -274 to 1832°F (-170 to 1000°C) |
| Thermocouple Accuracy and Logger Supported Range, Type E (OM-74) | ±0.8°F (0.4°C), -328 to 1508°F (-200 to 820°C) |
| Thermocouple Accuracy and Logger Supported Range, Type N (OM-74) | ±1.5°F (0.8°C), -328 to 2372°F (-200 to 1300°C) |
| Thermocouple Accuracy and Logger Supported Range, Type T (OM-74) | ±1.3°F (0.7°C), -328 to 752°F (-200 to 400°C) |
| Thermocouple Accuracy and Logger Supported Range, Type S (OM-74) | ±5.0°F (2.8°C), -58 to 3200°F (-50 to 1760°C) |
| Thermocouple Accuracy and Logger Supported Range, Type R (OM-74) | ±5.0°F (2.8°C), -58 to 3200°F (-50 to 1760°C) |
| Thermocouple Accuracy and Logger Supported Range, Type B (OM-74) | ±6.0°F (3.3°C), 68 to 3308°F (20 to 1820°C) |
| Thermocouple Accuracy and Logger Supported Range, Type C (OM-74) | ±3.0°F (1.7°C), 32 to 4208°F (0 to 2320°C) |
| Dimensions | OM-71, OM-72, OM-73: 2.36 x 2.24 x 0.51" (6 x 5.7 x 1.3 cm); OM-74: 2.25 x 2.15 x 1.2" (5.7 x 5.5 x 3.0 cm) |
| Weight | OM-71, OM-72, OM-73:3.2 oz (91 g); OM-74:2.2 oz (62 g) |
