SPECIFICATION
SECTION 15982
LANDFILL GAS AUTOMATED EXTRACTION MONITORING SYSTEM (AEMS)
FIELD SERVER UNIT (FSU)
PART 1 – GENERAL
1.1
SCOPE
A.
B.
1.2
APPLICATION
A.
B.
C.
D.
E.
F.
1.3
This Section covers the minimum requirements for the supply, installation and start-up of a Field
Server Unit.
It is the intent of this Specification that the Field Server Unit shall be supplied as a prefabricated
and shop tested assembly by an ISO 9001:2000 certified manufacturer.
The Field Server Unit will be installed with the associated Field Analytical Unit.
The Field Server Unit will control and collect data from the Field Analytical Units (FAU).
The Field Server Unit will be capable of collecting data from analog and discrete inputs such as
pressure sensors, flow meters, thermocouples, and PLC data.
The Field Server Unit will upload the data to a main server via local broadband internet access
using land line or cellular modems.
The Field Server Unit shall be capable of storing a minimum of 30 days of data on board locally.
The Field Server Unit using the collected data will provide outputs to control optional equipment
and/or send alarm notifications when values exceed defined values.
SUBMITTALS
Prior to construction the contractor shall submit Manufacturer’s Information including:
A.
The field server unit manufacturer’s Operation and Maintenance Manual.
B.
A layout and dimensional drawing of the unit.
C.
A wiring diagram of the unit.
1.4
RELATED SPECIFICATION
A.
1.5
The contractor is advised that other specifications may relate to this Work.
PRECEDENCE
A.
The Specifications included in this Section are specific to this Section only. Unless called out
otherwise, the Specifications shall have precedence over the Drawings. Additionally, if other
specification sections are more stringent than those included in this Section, the most stringent
shall apply. Should conflicts between the Specifications arise, the Contractor shall immediately
bring them to the attention of the Engineer.
©1994 Landfill Control Technologies (LANDTEC), 850 S. Via Lata, Suite 112, Colton CA 92324, Phone: (800) 821-0496 (909) 783-3636
www.landtecna.com All rights reserved. LANDTEC is registered with the U.S. Patent and Trademark Office. FSU, FAU and FAUCU are
product trademarks. Rev. 1 12/16/08 FSU Specs.doc
LANDTEC reserves the right to change these specifications without notice.
FSU
15982- 1
1.6
SAFETY
A.
The contractor shall provide a Health and Safety Plan appropriate for the Work that will be
performed. In addition to general construction health and safety issues, the Health and Safety Plan
shall address protecting workers from exposure to landfill gas or refuse during the execution of the
Work.
PART 2 – PRODUCTS
2.1
PRODUCT DESCRIPTION
A.
B.
C.
D.
E.
2.2
The Field Server Unit shall be rack or wall mounted in an area which will provide adequate
protection from weather and the surrounding environment.
Integral to the Field Server Unit are components including a PLC, industrial PC-compatible
processor, broadband or cellular connectivity, UPS, GFCI receptacle and electric heater.
The Field Server Unit shall be rated for outdoor use.
Approved Manufacturer and model for the Field Server Unit is LANDTEC FSU™ Field Server
Unit.
It is the intent of these Specifications that the field server unit be supplied as a complete
manufactured unit by an ISO 9001: 2000 certified manufacturer.
APPLICABLE APPROVALS AND STANDARDS
A.
B.
C.
D.
E.
F.
G.
System Enclosure:
1. UL 508, Types 4,12 & 13
2. CSA Certified, Types 4, 12 & 13
3. NEMA/EEMAC Types 4, 12 & 13
4. JIC EL-1-71
PLC and associated components:
1. UL Listed
2. CE
UPS (US version):
1. UL 1778
2. CUL (Canada)
3. FCC Class B
4. NOM (Mexico)
5. FCC Part 68/Industry Canada
UPS (International version):
1. CE
Enclosure with PC-compatible processor board installed:
1. EMC CE Compliance
Electric Heater:
1. UL Component Recognized
2. CSA Listed
3. CE Compliance
Cellular Modem:
1. FCC certified RF
2. Canada certified RF
3. J-STD-008
©1994 Landfill Control Technologies (LANDTEC), 850 S. Via Lata, Suite 112, Colton CA 92324, Phone: (800) 821-0496 (909) 783-3636
www.landtecna.com All rights reserved. LANDTEC is registered with the U.S. Patent and Trademark Office. FSU, FAU and FAUCU are
product trademarks. Rev. 1 12/16/08 FSU Specs.doc
LANDTEC reserves the right to change these specifications without notice.
FSU
15982- 2
H.
I.
J.
K.
2.3
Ethernet Connection
1. IEEE 802.3
2. RJ45 Connection
GFCI Receptacle
1. UL Listed
Terminal Blocks – Barrier Type
1. UL Recognized Component
Terminal Blocks – DIN Rail Mount Compression Type
1. UL Recognized Component
2. CSA
3. CE
MATERIALS
This Article describes the acceptable materials that shall be used for the construction of the Field Server
Unit.
A.
Equipment Enclosure
1.
2.
3.
4.
5.
B.
PLC
1
2
3
4
5
C.
An industrial rated PLC shall be used for collecting data from analog and voltage input
signals and providing analog and voltage output signals.
PLC CPU shall have a total memory capacity of 14.8K words.
The PLC shall be capable of providing inputs and outputs of 4-20mA, 0-5VDC,
thermocouple inputs and 110 and 220 VAC inputs and relay outputs.
PLC shall be capable of operating within an input voltage range of 110-230 VAC, 50-60 Hz.
PLC shall be capable of supplying 24 VDC, 0.3A max auxiliary power for I/O. An external
24 VDC power supply can be installed in system to provide more power for the I/O, if
necessary.
PC-compatible Processor with Enclosure
1
2
3
D.
Enclosure shall be constructed from 14 gauge steel with continuously plasma welded seams.
Seals shall be poured-in-place polyurethane.
Latches shall be ¼-turn, semi-flush oil tight.
Enclosure finish shall be ANSI 61 gray polyester powder.
Back panel shall be constructed from 12 gauge steel with white polyester powder finish.
The Field Server Unit will incorporate an industrial grade PC-compatible processor
installed within.
Processor shall be capable of operating within an input voltage range of 110-230 VAC, 5060 Hz.
Processor shall include 4 serial ports, 1 parallel port, mouse port, VGA port, keyboard port
and 1 Ethernet port.
UPS
1.
2.
A UPS shall be used to provide clean 120 VAC during blackouts or brownouts
UPS shall have an output capacity of 300 VA/180 Watts minimum.
©1994 Landfill Control Technologies (LANDTEC), 850 S. Via Lata, Suite 112, Colton CA 92324, Phone: (800) 821-0496 (909) 783-3636
www.landtecna.com All rights reserved. LANDTEC is registered with the U.S. Patent and Trademark Office. FSU, FAU and FAUCU are
product trademarks. Rev. 1 12/16/08 FSU Specs.doc
LANDTEC reserves the right to change these specifications without notice.
FSU
15982- 3
3.
4.
E.
UPS shall utilize Automatic Voltage Regulation to maintain 120 VAC, 60 Hz output during
brownouts and over voltages from 75 to 147 VAC, 60 Hz and 230 VAC 50 or 60Hz output
during brownouts.
UPS shall have a battery backup runtime of 3 minutes (approx.) minimum.
Cellular Modem
1.
2.
A Cellular Modem shall be used to provide internet access to the system.
Cellular modem shall be capable of operating within an input voltage range of
12-24 VDC.
Cellular modem shall have frequencies within the GSM or CDMA networks: (850MHz 2000 MHz).
Cellular modem serial interface shall be RS-232 and operate within a baud rate of 115200.
3.
4.
F.
Transformer
1. An isolation transformer will prevent electrical connection between primary and secondary
windings under normal or overload conditions.
2. Minimum power rating will be 250 VA.
3. Output voltage will be 115VAC ±5%.
G.
GFCI Receptacle (US version only)
1.
2.
3.
GFCI receptacle shall be rated for 15 Amps at 120 VAC.
GFCI receptacle shall be suitable for use with 14 AWG stranded copper wire.
GFCI receptacle will have test pushbutton and trip indicator light.
H.
Electric Heater
1. An electric heater shall be used to provide heating for system.
2. Heater shall provide a minimum of 400 watts heating at nominal input voltages of 120
VAC, 50-60 Hz (US version) or 230 VAC, 50-60 Hz (International version).
3. Heater shall have continuously running fan.
4. Heater shall have a thermostat which is adjustable between 0 oF to 100oF (-18oC to 38oC).
I.
Terminal Blocks
1.
2.
J.
Mounting Hardware
1.
K.
Terminal blocks for system input voltage shall be surface mount barrier type with screw
terminals rated for 20 Amps at 300 volts.
Terminal blocks for input/outputs shall be two-level, DIN rail mount compression type
terminals rated for a minimum of 25 Amps at 600 volts.
Screws, nuts and washers used for mounting components in the enclosure shall be stainless
steel.
Wiring
1.
Wiring shall be insulated stranded copper type.
©1994 Landfill Control Technologies (LANDTEC), 850 S. Via Lata, Suite 112, Colton CA 92324, Phone: (800) 821-0496 (909) 783-3636
www.landtecna.com All rights reserved. LANDTEC is registered with the U.S. Patent and Trademark Office. FSU, FAU and FAUCU are
product trademarks. Rev. 1 12/16/08 FSU Specs.doc
LANDTEC reserves the right to change these specifications without notice.
FSU
15982- 4
2.4
SYSTEM SPECIFICATIONS
A.
Physical
1.
2.
B.
Environmental
1.
2.
3.
C.
2.
The equipment shall be capable of operating within a nominal input voltage range of110-120
VAC, 60 Hz (US version), 220-230 50-60 Hz (International version).
The equipment shall be capable of providing up to 48 channels of I/O including 4-20 mA
inputs and outputs, 0-5 VDC inputs, thermocouple inputs, 110 and 220 VAC inputs and relay
outputs.
Field Connection Fittings Type and Size
1.
2.
2.5
The equipment shall be capable of operating within an ambient temperature range of -20oC to
+40oC (-4oF to +104oF).
Ambient humidity rating shall be 0-95% RH (non-condensing).
NEMA rating of field server unit enclosure to be a minimum of NEMA Type 4.
Electrical
1.
D.
The dimensions for the field server unit shall be a minimum of 36” X 24” X 6”.
Weight shall be a maximum of 200 lbs.
The field connections described in this Section are those that are made by the installation
Contractor.
The following field connection fittings shall be connected to the Field Server Unit:
Connection Item
Size
a. Electrical (Power)
b. Electrical (Signal)
c. Electrical (RS-232)
d. Cell Modem Antenna
Cable (Optional)
¾”
¾”
¾”
½”
Contractor Supplied Connection, conduit and wire
Conduit: 3 #14-12
Conduit: #18-16
Conduit: 6-Conductor #26-18
Cord Grip 0.20-0.38” Dia.
EXPERIENCE
The equipment manufacturer must be ISO 9001: 2000 certified and shall have proven performance
in the landfill industry of at least three (3) years on Clean Development Mechanism (CDM)/Carbon
Credit/Gas to Energy projects.
©1994 Landfill Control Technologies (LANDTEC), 850 S. Via Lata, Suite 112, Colton CA 92324, Phone: (800) 821-0496 (909) 783-3636
www.landtecna.com All rights reserved. LANDTEC is registered with the U.S. Patent and Trademark Office. FSU, FAU and FAUCU are
product trademarks. Rev. 1 12/16/08 FSU Specs.doc
LANDTEC reserves the right to change these specifications without notice.
FSU
15982- 5
PART 3 – EXECUTION
3.1
INSTALLATION INSTRUCTIONS
A.
3.2
Work shall be performed in accordance with the Manufacturer’s Written Instructions and
Installation Detail drawings.
HANDLING AND MOUNTING THE UNIT
A. The unit shall be handled according to written procedures supplied by the manufacturer.
B. The unit shall be installed in an area which will provide adequate shading.
C. The preferred method of mounting is to fasten the unit vertically using 3/8” stainless steel hex head
bolts. Refer to unit layout drawing for mounting details.
D. The field server unit shall be installed in an area which will provide a minimum of 4 feet clearance
in front of the unit and at least 6” clearance for the sides and top. Sufficient clearance shall be
provided at the bottom of the unit for the installation of conduit.
3.3
TESTING
A. Check that all field wiring is per the system wiring diagrams and that all terminal connections are
secured.
B. Preliminary testing shall include as a minimum the following:
1.
With an AC source wired to the system and using a Multimeter, verify that supply voltage
is within the voltage limits of Section 2.3 (C) of this Specification.
2.
Check function of the GFCI receptacle by pushing the test button.
Confirm that PC processor is functioning by checking that the green power light
illuminates.
3.
Check the function of the UPS by turning on the battery backup function and disconnecting
main power to the enclosure by pushing the test button on the GFCI. Check to confirm that
the PC processor and the PLC are functioning correctly.
4.
Check the function of the electric heater, modem (if equipped) and any auxiliary DC power
supplies by visual inspection of lights and voltage check with a multimeter.
5.
Check and record all input and output signals with a multimeter and verify readings are
valid.
6.
The field server unit should now be ready for in-depth testing/start up and verification by
manufacturer not covered by this Specification.
3.4
ACCEPTANCE
A.
Prior to acceptance the following verifications shall be made:
1. Verify unit is installed in an adequately protected location with the recommended
clearances.
2. Verify unit has been installed per the Manufacturer’s Written Instructions and Drawings.
3. Verify that wiring connections are per Manufacturer’s Wiring Diagrams.
4. Verify required preliminary testing has been completed.
5. Verify that manufacture has approved installation and start up.
6. Verify that Submittal requirements have been met.
END OF SECTION
©1994 Landfill Control Technologies (LANDTEC), 850 S. Via Lata, Suite 112, Colton CA 92324, Phone: (800) 821-0496 (909) 783-3636
www.landtecna.com All rights reserved. LANDTEC is registered with the U.S. Patent and Trademark Office. FSU, FAU and FAUCU are
product trademarks. Rev. 1 12/16/08 FSU Specs.doc
LANDTEC reserves the right to change these specifications without notice.
FSU
15982- 6