Spirax Sarco LC1350 Installation And Maintenance Instructions Manual

Spirax Sarco LC1350 Installation And Maintenance Instructions Manual

Level controller
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4028151/7
LC1350
Level Controller
Installation and Maintenance Instructions
LC1350
AL
OK
IM-P402-129
EMM Issue 7
1.
2.
Users instructions
and delivery
information
3.
4.
Mechanical
installation
5.
6.
7.
8.
- Default settings
11. Appendix
© Copyright 2017
Printed in GB

Commissioning password

Current legislation states that in order to prevent tampering and potentially
hazardous programming errors, access to the pass codes required to enter
commissioning mode should only be available to qualified and trained personnel.

Enter commissioning

To enter the commissioning mode, press and hold the
The display will show the pass code '888'. Enter the pass code '745'. This is fixed and cannot
be changed.
If an incorrect pass code is entered, the display will return to showing the current valve /
pump status – run mode.
If the correct pass code is entered, the display will show the main menu structure. Select
'End' to leave the menu.
Once in the commissioning mode press the
-
to scroll through the menus.
-
to increase digits when in a menu.
Press the
button to enter a menu choice (select a parameter or digit) and shift right, onto
OK
the next digit.
This page MUST be removed after
commissioning and kept in a safe,
Access controlled location.
button for 5 seconds.
OK
button:
IM-P402-129 EMM Issue 7

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Summary of Contents for Spirax Sarco LC1350

  • Page 1 Current legislation states that in order to prevent tampering and potentially hazardous programming errors, access to the pass codes required to enter commissioning mode should only be available to qualified and trained personnel. LC1350 Enter commissioning Level Controller To enter the commissioning mode, press and hold the button for 5 seconds.
  • Page 2 This product is suitable for Class A Environments (e.g. industrial). A fully detailed EMC assessment has been made and has the reference number UK Supply BH LC1350 2008. The product may be exposed to interference above the limits of Heavy Industrial...
  • Page 3 Static precautions (ESD) Static precautions must be observed at all times to avoid damage to the product. Level control and level limiting products in steam boilers Products / systems must be selected, installed, operated, and tested in accordance with: Local or National standards and regulations. Guidance Notes, (Health and Safety Executive BG01 and INDG436 in GB).
  • Page 4 Symbols Equipment protected throughout by double insulation or reinforced insulation. Functional earth (ground) terminal, to enable the product to function correctly. Not used to provide electrical safety. Clean earth / ground. Safety earth. Caution, risk of electric shock. Caution, risk of danger, refer to accompanying documentation. Optically isolated current source or sink.
  • Page 5 Determine the correct installation situation and direction of fluid flow. iv) Spirax Sarco products are not intended to withstand external stresses that may be induced by any system to which they are fitted. It is the responsibility of the installer to consider these stresses and take adequate precautions to minimise them.
  • Page 6 1.16 Returning products Customers and stockists are reminded that under EC Health, Safety and Environment Law, when returning products to Spirax Sarco they must provide information on any hazards and the precautions to be taken due to contamination residues or mechanical damage which may present a health, safety or environmental risk.
  • Page 7 Spirax-Sarco Limited. 2.1 General description The LC1350 is an on / off level controller for conductive liquids. It has two alarm channels that can be independently configured high or low.
  • Page 8 2.4 LCD display Run mode is the normal working mode, and shows what the system is doing. It indicates whether: an alarm condition is present. the pump is operating (on / off control). Moving segments show whether the water is rising or falling due to pump action. A single static segment indicates the pump is off.
  • Page 9 Each carton should be unpacked carefully and its contents checked for damage. If it is found that some items have been damaged or are missing, notify Spirax Sarco immediately and provide full details. In addition, damage must be reported to the carrier with a request for their on-site inspection of the damaged item and its shipping carton.
  • Page 10 3. System overview 3.1 Function 3.5 Typical applications The LC1350 controls the water level of a boiler, tank or vessel, by operating a pump or solenoid. Two alarm channels are provided, and can be configured high or low. LC1350 LC1350...
  • Page 11 4. Mechanical installation Note: Read the 'Safety information' in Section 1 before installing the product. The product must be installed in a suitable industrial control panel or fireproof enclosure to provide impact and environmental protection. A minimum of IP54 (EN 60529) or Type 3, 3S, 4, 4X, 6, 6P and 13 (UL50/NEMA 250) is required.
  • Page 12 4.3 Installation on a chassis plate: Drill holes in chassis plate as shown in Figure 3. Fit unit to chassis plate and secure with 2 screws, nuts and washers, using the slots provided at the top and bottom of the case. Warning: Do not drill the product case or use self-tapping screws.
  • Page 13 Fig. 3 Ø 4.2 mm Ø 4.2 mm Chassis plate / panel - 10 mm cutout diagram 45 mm 112 mm 92 mm 22.5 10 mm Ø 4.2 mm Ø 4.2 mm 67 mm 120 mm 8 mm 112 mm 120 mm IM-P402-129 EMM Issue 7...
  • Page 14 Use only the connectors supplied with the product, or spares obtained from Spirax Sarco Limited. Use of different connectors may compromise product safety and approvals. Ensure there is no condensation within the unit before installing and connecting the power.
  • Page 15 9. It is important that the cable screens are connected as shown in order to comply with the electromagnetic compatibility requirements. 10. All external circuits must meet and maintain the requirements of double / reinforced installation as stated in IEC 60364 or equivalent. 11.
  • Page 16 5.2 Mains wiring notes: 1. Read Section 5.1 before attempting to wire the supply to the product. 2. The wiring connections are identified on the terminal plugs. 3. Fuses should be fitted in all live conductors (see Figures 4 and 5). 4.
  • Page 17 ON / OFF Control Pump actuator or normally closed solenoid valve See Section 5.2 Mains wiring Alarm lamp Alarm lamp notes or bell or bell Input Input Input fuse Norm Norm fuse fuse fuse ac supply Alarm 1 relay Control relay Alarm 2 relay Mains circuit Caution live...
  • Page 18 5.3 Signal wiring notes An earth current loop is created if a wire or screen is connected between two earth points that are at different potential (voltage). If the wiring diagram is followed correctly, the screen will only be connected to the earth at one end. The earth terminal is a functional earth rather than a protective earth.
  • Page 19 Signal circuit (View from the top) Pump Pump Alarm Alarm Com Screen E Connect to a clean local earth in the panel LP10-4 High alarm Pump Pump Low alarm Fig. 8 Signal circuit LP10-4 - Pumping-in with one high alarm and one low alarm Pump Pump Low alarm...
  • Page 20 5.5 Optional external test switch wiring diagram If an external test switch is required, it is possible to wire in a panel mounted switch as shown in Figure 11. For high alarm a Normally Open (NO) switch is used to connect the tip to the probe body.
  • Page 21 If during commissioning, the buttons are not pressed for over 5 minutes, the controller will revert to run mode and an error will be displayed. If the commissioning was incomplete the controller may not provide the correct control. LC1350 LCD display This button has no...
  • Page 22 6.3 Commissioning - Full Warning It is essential that you comply with National / Local regulations and Guidance notes, and the boiler manufacturers' recommendations. It is imperative that the settings you have accepted will allow the boiler to operate in a safe manner. Enter commissioning as stated in Section 2, and follow Section 6.3.1 'Main menu structure' to make the changes required.
  • Page 23 6.4 Main menu commissioning notes – Configures Alarm Channel 1 as oFF, or a Hi or Lo alarm. Press the button to select AL1. Press the button to enter the sub-menu. Press the button to toggle between menu choices, oFF, Hi or Lo alarm. Press the button to select a menu choice.
  • Page 24 General guidance is given in Health and Safety Executive Guidance Notes BG01 and INDG436. For specific instructions for the Spirax Sarco system please see separate literature. Cleaning instructions Use a cloth dampened with tap / de-ionized water or isopropyl alcohol. Use of other cleaning materials could damage the product and invalidate the warranty.
  • Page 25 9. Fault finding WARNING: Before fault finding read the Safety information in Section 1 and the General wiring notes in Section 5.1. Please note that there are hazardous voltages present and only suitably qualified personnel should carry out fault finding. The product must be isolated from the mains supply before touching any of the wiring terminals.
  • Page 26 9.2 System faults Symptom Action 1. Switch off the mains supply to the product. 2. Check all wiring is correct. 3. Check external fuse(s) are intact. Replace if necessary. 4. Check the mains voltage is within specification. 5. Switch on mains supply. Display not If symptoms are still present return the product for examination.
  • Page 27 9.3 Operational error messages Any operational errors that occur will be displayed in the run mode, on the alarms and errors screen. Symptom Cause Action 1. Remove power from the product. There has been a 2. Check that all the wiring is correct. loss of power to 3.
  • Page 28 10.2 Returning faulty equipment Please return all items to your local Spirax Sarco representative. Please ensure all items are suitably packed for transit (preferably in the original cartons). Please provide the following information with any equipment being returned: 1.
  • Page 29 10.4 Environmental General Indoor use only Maximum altitude 2 000 m (6 562 ft) above sea level Ambient temperature limits 0 - 55 °C (32 - 131°F) 80% up to 31 °C (88°F) decreasing linearly to 50% at 40 °C Maximum relative humidity (104°F) Overvoltage category...
  • Page 30 Cable size 0.2 mm² (24 AWG) to 2.5 mm² (12 AWG). Stripping length 5 - 6 mm Caution: Use only the connectors supplied by Spirax Sarco Ltd. Safety and Approvals may be compromised otherwise. Level probe cable / wire Type...
  • Page 31 10.7 Output technical data Relay(s) Contacts 2 x single pole changeover relays (SPCO) Voltage ratings (maximum) 250 Vac Resistive load 3 amp @ 250 Vac Inductive load 1 amp @ 250 Vac ¼ HP (2.9 amp) @ 250 Vac ac motor load HP (3 amp) @ 120 Vac Pilot duty load C300 (2.5 amp) - control circuit/coils...
  • Page 32 10.8 Programming parameters / default settings AL1 - Alarm select Ranges OFF, hI or LO Default AL2 - Alarm select Ranges OFF, hI or LO Default PU - Pumping action Ranges OFF, In or Out Default Input Ranges 0, 2, 4, 8, or 16 Default Units Seconds...
  • Page 33 11. Appendix - Data registers Parameters and register data Register Parameters 5 - Identity Pump + alarm status Alarm 1 and alarm 2 Pump The format of the register data is 16 bit integer, with the most significant byte transmitted first. IM-P402-129 EMM Issue 7...
  • Page 34 12. Menu map Normal run mode display with pump off Press the button for 5 seconds ENTER PASS CODE IM-P402-129 EMM Issue 7...
  • Page 35 IM-P402-129 EMM Issue 7...
  • Page 36 IM-P402-129 EMM Issue 7...

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