User manual HANNA INSTRUMENTS HI 150-00

[. . . ] If you need additional technical information, do not hesitate to email us at tech@hannainst. com. These instruments are in compliance with the directives. PRELIMINARY EXAMINATION Remove the instrument from the packing material and examine it carefully. If any damage has occurred during shipment, immediately notify your Dealer or the nearest Hanna Customer Service Center. [. . . ] Should the temperature vary from this userselectable setpoint, the red LED blinks and the relay is activated to warn of an abnormality or switch on a system. The built-in LED is well visible from a distance. This alarm relay is a cost-saving feature with a tremendous potential that can help you in automating your temperature control. It can also be used as a forewarning that the refrigeration or air conditioning unit is malfunctioning, or that a door has been left open, or point to any other mishaps, common in a busy workplace. HI 150 is a convenient and inexpensive way to ensure that temperature never varies too much from acceptable levels. It frees workers from having to manually check the temperature and immediately signals if and when an abnormality arises. Relay Sensor Environment Power supply Dimensions Weight 1. Liquid Cristal Display OPERATIONAL GUIDE TAKING MEASUREMENTS · Turn the meter on by connecting the 12 VDC power adapter to the meter and to the mains. · A value will appear on the LCD to indicate the temperature. Wait for a few minutes for the display to stabilize. HI150-10 Range Resolution Accuracy Setpoint Hysteresis Alarm -20. 0 to 60. 0ºC 0. 1ºC ±0. 5ºC Selectable from -20. 0 to 20. 0 ºC ±0. 5ºC around setpoint LED blinks and alarm relay activated when measured temperature is higher than the setpoint Through contacts inside the meter Incorporated, encapsulated stainless steel -20 to 60ºC; RH 100% External 12 VDC (included) 150g (5. 2oz. ) ADJUSTING THE SETPOINT With the HI 150, you can select your own setpoint and be alerted with a visual LED alarm when an abnormal situation arises. · Unscrew and remove the rear panel and gasket seal to access the MEASURE/SET switch. Relay Sensor Environment Power supply Weight Dimensions 86 x 94 x 33 mm (3. 4 x 3. 7 x 1. 3") · Move the switch to the left (SET Mode). RELAY CONNECTION · To utilize the relay function open the casing as explained for setpoint calibration. The relay wires should pass through the access hole. · With a small screwdriver adjust the setpoint trimmer to display the desired value in the 0 to 50 ºC or -20 to 20ºC range (based on the model). Recommendations for Users Before using these products, make sure that they are entirely suitable for the environment in which they are used. Operation of these instruments in residential areas could cause unacceptable interferences to radio and TV equipment. The metal band at the end of the probe is sensitive to electrostatic discharges. Avoid touching this metal band at all times. During operation, ESD wrist straps should be worn to avoid possible damage to the probe by electrostatic discharges. Any variation introduced by the user to the supplied equipment may degrade the instrument's EMC performance. [. . . ] If the instrument is to be returned to Hanna Instruments, first obtain a Returned Goods Authorization Number from the Customer Service department and then send it with shipment costs prepaid. When shipping any instrument, make sure it is properly packaged for complete protection. To validate your warranty, fill out and return the enclosed warranty card within 14 days from the date of purchase. [. . . ]