Summary of Contents for Hampshire Controls TT Series
- Page 1 TEMPERATURE TRANSMITTER OPERATING INSTRUCTIONS AMPSHIRE ONTROLS ORPORATION PO Box 516, Dover NH 03821 Tel (603) 749-9424 Toll-free (866) 496-9424 Fax (603) 749-9433 Please Visit Our Web Site! www.hampshirecontrols.com...
- Page 2 Products believed to have such defects must be returned to the factory by prepaid transportation. Hampshire Controls’ obligation under this warranty is limited to the repair or replacement, at its option, of those items which upon examination prove to be defective. Such repair or replacement will be made without charge.
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Page 3: Table Of Contents
Hampshire Controls Corp. Table of Contents User Interface..........................3 Connecting the Antenna........................4 Sensor Probe ........................... 5 Probe Installation ........................5 Probe Location ..........................5 Installing Batteries .......................... 6 Power-up Sequence......................... 7 Connecting to a Network ........................ 8 Web Configuration Mode ......................8 Operating the Display ........................ -
Page 4: User Interface
Hampshire Controls Corp. User Interface The user interface of the Temperature Transmitter consists of the following: • 3.5 digit LCD • Alarm & Status LED (STATUS) • Audible alarm indicator (buzzer) • Display, program & increment button (DISP/PROG) • Mute (silence), calibrate & decrement button (MUTE/CAL) •... -
Page 5: Connecting The Antenna
Hampshire Controls Corp. Connecting the Antenna Carefully thread the included antenna onto the connector located on the upper left side of the Temperature Transmitter case. Tighten the connection with your fingers, no tools are required. Flex and rotate the antenna to an upright position as shown below. -
Page 6: Sensor Probe
Hampshire Controls Corp. Sensor Probe The probe supplied with the Temperature Transmitter is a highly accurate temperature sensor. The sensor may be put in water or other mild aqueous solutions from 0°C to 100°C. NOTE: Avoid submerging the probe in solvents or harsh chemicals. Use protective thermo- wells when monitoring such materials. -
Page 7: Installing Batteries
Hampshire Controls Corp. Installing Batteries The Temperature Transmitter uses three AA sized batteries. For optimum battery life Hampshire Controls Corp. recommends using lithium batteries such as Energizer Ultimate Lithium (L91) or equivalent. The Temperature Transmitter will operate for approximately one year on a fresh set of L91 batteries under normal operating conditions. -
Page 8: Power-Up Sequence
NOTE: See Connecting to a Network (page 8) if the Temperature Transmitter fails to connect on initial power-up. If the Wi-Fi connection was successful, the LCD will display the following sequence: The initials of Hampshire Controls Corp. The firmware version number. The current battery (cell) voltage. -
Page 9: Connecting To A Network
Hampshire Controls Corp. Connecting to a Network If your Temperature Transmitter was not factory-configured to connect to your wireless (Wi-Fi) network, you will need to perform this configuration step yourself. This section describes the method used to configure the network connection settings of the Temperature Transmitter. - Page 10 Hampshire Controls Corp. Once your device is connected and has been assigned an IP address, open a web browser and enter HTTP://192.168.1.1 into the address bar and press the ENTER key or click the GO button. The Temperature Transmitter will now serve you its main configuration page, which will look like the image shown to the left.
- Page 11 Hampshire Controls Corp. Type in the SSID for your wireless network, then select the proper security settings and enter the network passphrase. Contact your System/Network Administrator or IT professional for any assistance with these settings. For your convenience, the Temperature Transmitter performs a network search prior to serving this page.
- Page 12 Hampshire Controls Corp. This is the final step in the Web Configuration. First select a unique 5 character Unit ID. This will identify the Temperature Transmitter on the T°Sentry ALERT System server. You may then change the other alarm and display options (See Programming Mode, page 15, for more information).
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Page 13: Operating The Display
Hampshire Controls Corp. Operating the Display You may view the current temperature on the display at any time by tapping the DISP/PROG button. Tapping the button repeatedly will sequence through the following readings: The current temperature. The minimum temperature since the last RESET. -
Page 14: Alarm Conditions
Hampshire Controls Corp. Alarm Conditions Temperature Alarms The Temperature Transmitter has programmable low and high temperature limits as well as an alarm delay time which control when the alarm indication is activated. The alarm conditions are checked every 3 minutes following each new temperature reading. Alarm processing is based on the following flowchart. -
Page 15: Door Switch Alarm (Optional)
Hampshire Controls Corp. Door Switch Alarm (Optional) A dry-contact switch input is available as an option on the Temperature Transmitter. Normally this input is used in conjunction with a magnetic reed switch mounted to a refrigerator or freezer door. If the door is left open for an unusually long period of time, an alarm condition is generated. -
Page 16: Programming Mode
Hampshire Controls Corp. Programming Mode To enter Programming Mode press-and-hold the DISP/PROG button for 5 seconds. You will hear a beep. The LCD will turn on and show the following: This indicates that you are about to change the Low Temperature Alarm Limit. - Page 17 Hampshire Controls Corp. To increase the silence period tap the DISP/PROG button, to decrease the silence period tap the MUTE/CAL button. When you are finished, or if you do not want to change the value, simply wait. If no buttons are tapped for 5 seconds, the current value will be saved and the next option will be displayed.
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Page 18: Calibration Mode
If you do not have the equipment to perform the Two-Point Calibration, contact Hampshire Controls Corp. to arrange for factory recalibration. Performing the One-Point Calibration at two different temperatures does not constitute a Two- Point Calibration. -
Page 19: Two-Point Calibration (Offset & Slope)
If the STATUS LED starts to flash red at any time during the calibration, then the Temperature Transmitter requires a factory recalibration. Please contact Hampshire Controls Corp. to arrange for recalibration. Tap the RESET button to exit the Calibration Mode. -
Page 20: Specifications
Wall mount with Velcro, or set on bottom edge Wires and antenna exit through sides Wi-Fi (IEEE Std. 802.11b/g) transmission via UDP/IP every 3 Outputs: minutes (Requires Hampshire Controls T°Sentry ALERT System software) Dry contact input for use with a magnetic reed switch Special Options: Care and Cleaning The Temperature Transmitter case is not watertight. -
Page 21: Acronyms & Definitions
Hampshire Controls Corp. Acronyms & Definitions Access Point (also WAP - Wireless AP) Dynamic Host Configuration Protocol DHCP IEEE Institute of Electrical and Electronics Engineers Internet Protocol Liquid Crystal Display Light Emitting Diode Local alarm An audible or visual indication of an alarm condition by the Temperature Transmitter at the location of the equipment being monitored. -
Page 22: Revision History
Hampshire Controls Corp. Revision History Revision Date Comments 3 Feb 2014 Initial draft. 3 Feb 2014 Battery display correction. 2Pt cal instruction correction. 6 Feb 2014 Corrected calibration display update time. 12 Feb 2014 Corrected boot sequence. Added Program Mode exit. Updated battery low indication.