Series DL6 Pressure/Temperature/RH Data Logger

Self-Powered, 5-Channel, Store up to 32,768 Readings, Compact

Monitor and troubleshoot HVAC systems, verify energy management systems, or track performance of pneumatically controlled valves with Series DL6 Pressure/Temperature/RH Data Logger. Units include an on-board thermistor for ambient temperature measurement and pressure module. Remote humidity/temperature sensor and plug-in humidity sensor are sold separately. Loggers can store up to 32,768 readings and operate independently from any external power supply with built-in lithium battery. Use Model DL200 Windows® software (sold separately) to quickly program the logger or upload data to the computer.

Models & Ordering

Shipping Information

All shipping times are dependent on product availability at time of shipment.

Although we make every effort to ensure a continuous supply of our products, occasional circumstances may force us to temporarily run out of a product, or have shipping delays. Should this occur, customers will be notified soon after placement of any orders for such products and, if applicable, items will be put on backorder. For orders requiring expedited shipment, our customer service team can be contacted to confirm product availability

COVID-19 Update: Due to high customer demand, lead time on some products may be up to two weeks. While this is a developing health situation, we are working continuously to take the necessary measures to ensure that the products you need are available with minimal interruption.

Model Description Usually Ships* Price Order
Ships: Consult Factory
Price: $1,515.00
Pressure/temperature/RH datalogger, range 0-5 psig (30 kPa). Consult Factory* $1,515.00 Order
Ships: Consult Factory
Price: $1,515.00
Pressure/temperature/RH datalogger, range 0-30 psig (200 kPa). Consult Factory* $1,515.00 Order
Ships: Consult Factory
Price: $1,515.00
Pressure/temperature/RH datalogger, range 0-100 psig (700 kPa). Consult Factory* $1,515.00 Order


No. of Channels:
Five; internal thermistor, pressure module (included), plug-in humidity sensor, remote humidity/temperature sensor.
Internal Thermistor Range:
-40 to 158°F (-40 to 70°C).
Compensated Temperature Range:
32 to 158° F (0 to 70°C).
Memory Size:
32,768 readings.
±1% FS.
Clock Accuracy:
±8 sec/day plus one sampling interval.
Thermal Accuracy:
±1% FS.
±0.2% FS/yr.
Internal Thermistor Resolution:
0.7°F (0.4°C), R25 value equal to 10,000Ω.
8 bits (1 in 256).
Sampling Method:
Continuous (First-in, First-out) or Stop when full (Fill-then-stop).
Sampling Rate:
Selectable from 8 seconds to once every 5 days.
Ambient Operating Temperature/RH:
-50 to 160°F (-45 to 70°C), 0 to 95% RH, non-condensing.
Removable screw terminal.
Computer Requirements:
IBM compatible 386 or above and Windows® 3.1 or later with 2MB RAM and 2MB hard drive disk space, one serial port.
Power Requirements:
3.6 V TL5134 lithium metal battery, internal, factory replaceable.
Power Consumption:
5 to 10 µA.
Air and noncorrosive gases.
Max. Pressure Rating:
4X rated pressure.
Housing Material:
PPE & PS (polyphenylene ether & polystyrene).
5 oz (110 g).
Agency Approvals:


Model Number Description Usually Ships* Price Order
DL690 Remote humidity/temperature sensor. Consult Factory $405.00 Order
DL691 Plug-in humidity sensor. Consult Factory $365.00 Order
DL202 Data logger interface software with connecting cable. Next Day $258.00 Order

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