NCE QSnap-Mk2 Manual

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QSnap-Mk2

Age

14+

Version 1.0

FOR TWIN COIL SWITCH MACHINES ONLY

$69.95

All new easy programming!

‚ ‚ ‚ ‚ Control for 4 twin coil solenoid type switch machines (Atlas, Peco, etc)

‚ ‚ ‚ ‚ Supports the full range of DCC accessory addresses (1-2044)

‚ ‚ ‚ ‚ Runs from track power or external 9-15 Volt DC power supply

‚ ‚ ‚ ‚ Easy address programming, no need to connect it to programming track

‚ ‚ ‚ ‚ Inputs for local control panel push buttons

‚ ‚ ‚ ‚ Simple hook up, 2 wires to the track, 2 wires to each switch machine

05240153

Warning: This product contains chemicals known to the state of California to cause

cancer, birth defects or other reproductive harm.

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Page 1 QSnap-Mk2 Version 1.0 FOR TWIN COIL SWITCH MACHINES ONLY $69.95 All new easy programming! ‚ ‚ ‚ ‚ Control for 4 twin coil solenoid type switch machines (Atlas, Peco, etc) ‚ ‚ ‚ ‚ Supports the full range of DCC accessory addresses (1-2044) ‚...
Page 2 QSnap wiring diagram Twin Coil Common Switch Machine Twin Coil Common Switch Machine External DC Power ADDRESS (optional) DISPLAY Power Select Twin Coil Common Switch Switch Machine Twin Coil Common Switch Machine Last revised: 7 October 2014 Copyright 2014 NCE Corp Page2...
Page 3 Use your DCC system to throw the switch. The instructions below can be used for throwing a switch depending on which DCC system you have: To throw a switch using the NCE system: Press ‘SEL ACCY’ Type in the desired accessory number followed by ‘ENTER’...
Page 4 Setting other options in the QSnap: Use Accessory OPs mode programming (“PROG” followed by “7” on NCE systems). If you have an entry level system that does not support Accessory OPs mode programming follow the instructions on the back page for setting CVs with Loco Ops.
Page 5 CV564 is set to 0 (normal output polarity) CV577 is set to 25 (100mS on time) CV578 is set to 25 (100mS on time) CV579 is set to 25 (100mS on time) Last revised: 7 October 2014 Copyright 2014 NCE Corp Page5...
Page 6 Use a power supply providing between 9 and 15VDC with a 2.5/5.5mm plug, center positive (The NCE P114 is a good option here). The power supply should be able to supply at least 200mA. If you connect an external supply move the DC/DCC Power Select Switch to the DC position.
Page 7 Grounding terminal 1N of the button board will activate output 1 of the QSnap to the “normal” position. Grounding 1R will throw the Switch8 to the “reverse” position. The other terminals on the QSnap work similarly to activate the corresponding outputs. Last revised: 7 October 2014 Copyright 2014 NCE Corp Page7...
Page 8 05240153 05240153 The terms Power Pro, ProCab, Power Cab, the NCE logo with “Power of DCC” slogan and the distinctive shape of the ProCab with thumbwheel and LCD are trademarks of NCE Corporation. Digitrax is a trademark of Digitrax Inc.