Transmitters, Model 340N2 Btu CONTENTS Description Scope and Purpose Installation Mechanical Installation Location Surface Mount Installation Din Rail Mounting Wall Mounting Temperature Sensor Installation Electrical Installation Power Supply Wiring Sensor Wiring Series 200 SDI Series (standard pulse output option) Other Sensors...
32 units on a single 3-wire RS-485 bus The secondary output for the Model 340N2 transmitter is an isolated solid state switch closure that is user programmed for units of energy or flow The output pulse width is adjustable from 50 mS…5 sec The Model 340N2 transmitter operates on AC or DC power supplies ranging from 12…24 volts...
Installation INSTALLATION Mechanical Installation The Model 340N2 transmitter can be surface mounted onto a panel, attached to DIN rails using adapter clips or wall mounted using optional enclosures Location Although the device is encapsulated, all wiring connections are made to exposed terminals The unit should be protected...
The connections are labeled beside the header Observe the polarity shown on the label If a Badger Meter plug in type power supply (Model A-1026 or A-1028) is used, connect the black/white striped wire to the Figure 4: Side view of typical Series 300 removable connector wiring terminal marked positive (+) and the black wire to the terminal marked negative (–)
Observe polarity when connecting the Model 340N2 transmitter Connect the N2+, N2- and Ref to the appropriate connections in the N2 network OTEE: The Model 340N2 transmitter default address must be changed before it is introduced into an existing network to avoid any possible address conflicts See “Programming” on page 7...
PROGRAMMING Prior to introducing the Model 340N2 transmitter to an N2 network, it needs to be configured for the pipe size and desired units of measure In addition, the default network address should be changed to an unused address to avoid any conflicts...
Page 8
The “Target N2 Address” must match the current setting in the 340N2 The Address cannot be changed unless the current Address matches the existing 340N2 Address If the A-302 cable is used alone, the only Address found will be the 340N2 itself...
8 Click Exit to close the Parameters screen and return to the main screen OTEE: #1 Badger Meter sensors are pulse type sensors The K and Offset information is printed in the owner’s manual shipped with the product Calibration constants for other sensors must be supplied by the manufacturer...
#2 0 = Fahrenheit; 1 = Centigrade Badger Meter has decided not to implement the change of state feature in the Model 340N2 Btu transmitter By our decision not to use this feature, normal Metasys COS (alarm limits for analog values and normal condition for binary) notification will...
Specifications SPECIFICATIONS Power Power Supply Options 12…35V DC ±5% 12…24V AC ±10% Current Draw 60 mA at 12V DC Flow Sensor Input Separate excitation voltage is provided for three wire sensors: 7 9…11 4V DC with 270 Ω All Sensors source impedance Pulse Type Sensors Signal Amplitude...
The Americas | Badger Meter | 4545 West Brown Deer Rd | PO Box 245036 | Milwaukee, WI 53224-9536 | 800-876-3837 | 414-355-0400 México | Badger Meter de las Americas, S.A. de C.V. | Pedro Luis Ogazón N°32 | Esq. Angelina N°24 | Colonia Guadalupe Inn | CP 01050 | México, DF | México | +52-55-5662-0882...
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