CATALOG / 11
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 The NP2-ES
Single Channel
Dual Output
Plug-In Loop
Detector
» 10 selectable sensitivities 
» 4  selectable operating frequencies
» Permanent presence switch
selectable
» Second relay output mode selectable
» Fail-safe or fail-secure options
» Loop failure indicator for open or 
shorted loops
» Works on any in-ground inductive
loop from 20 to 1500 µH
» Auto sensitivity boost
» Selectable presence times and
pulse lengths
» Wrong voltage protection
» Separate power; detect and fault 
indicators
» Compact size; industry standard 11 
pin connector enclosed in plastic 
case 
Single
Channel
Dual Relay 
Loop Detector
The NP3
Three Channel
Plug-In Loop 
Detector
» 3 selectable sensitivities per channel
» 4 selectable frequencies per channel
» Single output
» Separate power/fault and detect 
indicators
» Automatic sensitivity boost
» Loop scanning prevents cross talk
» Removable terminal strips for direct 
plug-in
3 Separate Loops for
3 Different Outputs
Direct Fit to Viking and Allomatic 
Operators but Universal to
any Opener  (Hardwired)
ITEM #                          DESCRIPTION
GTANP3  Three Channel Loop Detector
Designed for Use Where Open, Safety 
and Exit Loops are Used
SPECIFICATIONS
» Output Rating: Solid Detect 30mA 
Maximum current sink
Outputs are protected from over
voltage or polarity reversal
» Power: 10 to 30 volts AC or DC
» Inductance Range: 20uH to 1500uH
» Temperature Range: -30 F to +180 F
» Lead-In Length: Up to 2500 ft. with 
proper lead-in and loop
» Mechanical: 1” H x 3” D x 4” W
ITEM #                        DESCRIPTION
GTANP2120
120 VAC
GTANP2
12/24 VDC/AC
Available in 120 VAC or 
12-24 VDC/AC
ITEM #                          DESCRIPTION
GTANP2ES          Single Channel Dual
            Output Plug In Loop Detector
» Plug-in compatible with wide range of 
gate operators
» 4 selectable sensitivities & frequencies
» Wrong voltage protection
» Separate power/fault & detect indicators
» Automatic sensitivity boost
» Power: 10 to 30 volts AC or DC, 
5mAnominal
For additional specifications,
visit www.tsdistributors.com
ITEM #                          DESCRIPTION
GTANP2ESL Sngl Channel Loop Detector
» 4 selectable sensitivities &  frequencies
» Wrong voltage protection
» Separate power/fault and
detect indicators
» Automatic sensitivity boost
» Power supply requirement: 
10 to 30V DC or AC, 1ma nominal
» Screw terminal connections for
power, loop and output
Extremely 
Small Form
Compatible with Gate Operators with 
these Page Background Colors:
ACCESS CONTROL ACCESSORIES
Single Channel
Single Output / Low Power
Mini Loop Detector

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