Related Manuals for DALEMANS U-H1
Summary of Contents for DALEMANS U-H1
- Page 1 U•H1 A L A R M C O N T R O L U N I T F O R F L A M M A B L E G A S E S I N S T R U C T I O N M A N U A L...
- Page 2 We also encourage you to regularly check the availability of a latest version on our website: http://www.dalemans.com Please contact your distributor in case of doubt, DALEMANS sa/nv Rue Jules Mélotte, 27A • B-4350 Remicourt (Belgique) Tel. +32 19 33 99 43 • Email: sales@dalemans.com...
- Page 3 4.2.2 Calibration age ..................19 4.2.3 Firmware version ..................19 4.2.4 Date and time ................... 19 4.3 Configuration information ................. 19 4.3.1 Base standard configuration ..............20 DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com...
- Page 4 C. Alarm messages ................44 D. Predefined locations ..............45 E. Characters available for text edition ..........47 F. User menu diagram ................ 48 G. Service menu diagram ..............50 DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 •...
- Page 5 DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com +32 19 33 99 43...
- Page 6 This equipment must be installed indoors, in a clean and dry area. Please use a screen (box) to avoid any projections of water of polluting agents. Do not hesitate to contact DALEMANS sa/nv for any additional information concerning the use of maintenance of this product.
- Page 7 Qualified personnel are trained and accredited by DALEMANS sa/nv During installation, refer to the standards in application. Should the equipment be installed or used in a manner not specified by DALEMANS sa/nv, the protection provided by the equipment may be impaired.
- Page 8 This function guarantees the reliability of gas detection. LEL: Lower explosive limit: the concentration from which an air/gas mix becomes hazardous. DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual...
- Page 9 This mode automatically exits after 15min without any user interaction. 1.6.2 Keypad DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com...
- Page 10 Alarm mode (gas detected) The unit enters alarm mode when one or more alarm conditions have been met. The screen turns RED, indicating the alarm level of the highest active alarm. DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual...
- Page 11 The system automatically exits standby mode when one of the following occurs: ▪ keyboard action ▪ detection of an alarm ▪ appearance of a technical fault DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com...
- Page 12 You can choose to fix the unit using the housing or the four feet provided. It is also possible to fix the U•H1 unit on a DIN rail (optional). Please contact your DALEMANS sa/nv representative for more information.
- Page 13 70 mm. It is recommended that you always use wires with crimp ends to avoid any risk of bad electrical contact. Example Connection Diagram for the U•H1 Unit: DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 •...
- Page 14 2.5 Connecting the power supply Connect the earth to terminal 3 and then the 230V mains voltage to terminals 1 and 2 on the terminal; see the box below. DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 •...
- Page 15 The cables used to connect the siren must meet the same requirements as the detector cable (see § 2.4Connecting the detector). See the operation manual for the siren for instructions on how to connect the siren and configure its tone. DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 •...
- Page 16 U•H1 unit. Please contact DALEMANS sa/nv to set up a commissioning appointment. The LEDs on the motherboard must light up when the device is powered on. It is important...
- Page 17 Detect the detector and activate the input channels. Select the appropriate "standard config." [Optional] Adjust the settings specific to the installation. These operations require the intervention of qualified technicians. Contact DALEMANS sa/nv for more information. DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual...
- Page 18 S = the alarm level from the selected row is mapped to the relay/output from the selected column in siren mode For more information about all the standard configurations available, please contact DALEMANS sa/nv. DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual...
- Page 19 U•H1 unit The user can navigate the menus using the arrow keys on the keyboard and then make their selection by pressing ENTER. DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com...
- Page 20 View the alarm thresholds values Failsafe modes List of all the relays with their respective security mode: failsafe or non-failsafe DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com +32 19 33 99 43...
- Page 21 U•H1 is a device that allows a wide range of configurations. Modifications to the configuration can be made following this selection. Please contact a DALEMANS sa/nv representative for more details about custom configurations. 4.3.2 Alarm thresholds This item from the Con figuration info menu allows to view the configured alarm thresholds, for each alarm level, beyond which the control unit goes into alarm mode.
- Page 22 Enabled: the measurement channel is active; the central unit reads the signal and acts accordingly. 4.3.7 External alarm menu Navigation: Info menu Configuration info External alarm info → → DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com +32 19 33 99 43...
- Page 23 Any enabling or disabling of settings should be conducted by a technician certified by DALEMANS sa/nv. b) External alarm alternate name An alternate name allows to give a specific name to the external alarm, so that it can be displayed on the screen in the event of an alarm is triggered.
- Page 24 ▪ Normally Open: the circuit connected to the input is open when idle. Therefore, the external alarm is activated when the circuit closes. DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 •...
- Page 25 MUTE/RESET button. Changing the error reset mode should be conducted by a technician certified by DALEMANS sa/nv. 4.4 Status menu The Status menu allows the user to view the status of the components of the U•H1 unit.
- Page 26 Run a test sequence that displays a Display tests character on each character Display tests position successively, while changing the display’s backlight DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com +32 19 33 99 43...
- Page 27 Service menus allow us to modify the settings of the U•H1 unit that do require any knowledge regarding gas detection, or which cannot cause a gas-detection-related risk in the event of a fault or omission. Please contact a technician certified by DALEMANS sa/nv for a more in-depth analysis of your individual situation. Content ...
- Page 28 Transistorized output for the siren Not activated In a second step, the control unit offers to select an adjustable delay after which the target output is activated for a configurable duration. DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 •...
- Page 29 (15 minutes) has expired. The user may interrupt and cancel the Output Test function at any time by pressing ESC key. The test sub-menu is then re-enabled and displays the output test function. DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual...
- Page 30 A "*" (asterisk) symbol indicates a channel that is connected to a detector that has been zero calibrated successfully. The result of the detection is displayed: Detected sensor DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 •...
- Page 31 See Annex D: Characters available for text edition The user confirms their choice of location by pressing ENTER. The user may interrupt and cancel their choice of location by pressing ESC. DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 •...
- Page 32 The user can set a detector to online again in the same way. A detector being “out of order” is a technical fault. This means that the fault relay switches DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual...
- Page 33 An alternate name allows to give a specific name to the external alarm, so that it can be displayed on the screen in the event of an alarm is triggered. External alarm Fire alarm DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 •...
- Page 34 The user can begin to modify the currently defined normal status by pressing ENTER. The change to the opposite normal status is then proposed. External alarm state Set normally opened? DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 •...
- Page 35 The user can select the value chosen for the calibration interval using the ENTER key. Confirmation is requested. Set interval? 09 months DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 •...
- Page 36 5.4.2 Renewing the validity of the calibration Usually, the validity of the calibration settings for the detector is renewed automatically when it is calibrated by a technician certified by DALEMANS sa/nv. The maintenance interval for the calibrated detector is then reset.
- Page 37 U•Line Display 30cm ribbon cable Housing for U•H1 unit (base) 00406 Feet kit for fixing U•Line units 01040 01041 DIN rail fixing kit for U•Line units DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com...
- Page 38 At the Upper Explosive Level - U.E.L., the mixture becomes too rich and cannot explode due to a lack of oxygen and simply burns. COMBUSTION A DALEMANS sa/nv gas detection control unit helps you to prevent any risk of explosion in an atmosphere where the risk of a gas leak exists. 7.2 Target gases The U•H1 control unit has been specially designed to be placed in a heater room environment...
- Page 39 8 PRODUCT SPECIFICATIONS This product has been designed and manufactured in Belgium according to the quality charter of DALEMANS sa/nv. U•H1 control unit Mains 220-240 V (AC) ~ 50Hz Power supply Power 15 W max. Overvoltage category Category II Primary-secondary isolation...
- Page 40 Set standard configuration Language modified User configuration level Technician configuration level Factory configuration level Invalid password entered Maintenance requested DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com +32 19 33 99 43...
- Page 41 Latching mode changed for level 1 alarms Latching mode changed for level 2 alarms Latching mode changed for level 3 alarms Latching mode changed for level 4 alarms Not addressed by external alarm DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 •...
- Page 42 Enable alarm level 1 Enable alarm level 2 Enable alarm level 3 Enable alarm level 4 Disable alarm level 1 Disable alarm level 2 DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com...
- Page 43 ADC conversion timeout The control unit is not correctly supplied Power failure Check the main power supply by the main power (continued in the next page) DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com...
- Page 44 The detector calibration failed for Retry. If the error is persistent, U•H1 the given reason Calibration failed control unit maintenance The fault relay is not affected Calib. interrupted DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com...
- Page 45 C. ALARM MESSAGES Message No alarm Gas presence Gas alarm External alarm DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com +32 19 33 99 43...
- Page 46 Vanne gaz ext Gasklep buiten Venting Ventilation Ventilatie High venting Ventilation haute Hoge ventilatie Venting duct Vide ventilé Kruipkelder DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com +32 19 33 99 43...
- Page 47 Alternatively, for these same locations, numerical values are available by using the Left and Right arrows on the keyboard while scrolling past the list of suffixes (to the left for negative values, and to the right for positive values). DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual...
- Page 48 Vowels with accents and ç in lowercase ▪ The dash and the special character @ ▪ The plus sign ‘+’ and the minus ‘-‘ sign DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com...
- Page 49 Temperature details Led test sequence nter nter Display test sequence nter DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com +32 19 33 99 43...
- Page 50 List of relay failsafe modes nter nter List of channel status nter Only visible if the external alarm is enabled DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com +32 19 33 99 43...
- Page 51 Set normaly opened closed aintenance interval setting nter nter nter Renew calibration Only visible if enabled from the Authori ation menu DALEMANS sa/nv Rue Jules Mélotte 27A U•H1 Instruction Manual Certified B-4350 Remicourt ISO9001 • VCA www.dalemans.com +32 19 33 99 43...
- Page 52 F L A M M A B L E G A S E S I N S T R U C T I O N M A N U A L rue Jules Mélotte 27A B-4350 Remicourt (Belgium) +32 19 33 99 43 sales@dalemans.com www.dalemans.com...