Appearance: Rectangular (M16-T).
Lighting: Incandescent lamp, 24 VAC/VDC.
Degree of protection: IP65 oil-resistant.
Display color symbol: R: red; Y: yellow; G: green; A: blue;
W: white; PY: pure yellow; PW: pure white.
Cylindrical 16-dia. Indicator.
Same basic design as the A16 Pushbutton Switch. Specification: Platinum resistance thermometer input (Pt100, JPt100),
heater burnout alarm,
manual operation,
ON/OFF or advanced PID control,
transistor (NPN) output, 2 loops TKM-4872Contact type: Standard load (250 VAC, 3 A; 30 VDC, 4 A).
Operation: Momentary operation (Self-resetting).
Case color: Light gray.
Output: DPDT.
Lighting: LED; 24 VDC.
Pushbutton color symbol: R.O.G.W.
Large Square-bodied Lighted.
Pushbutton Switches.
Excellent operating sensitivity.
Excellent illumination with even surface brightness.
Three-color models (green, orange, red; chameleon lighting).
included in lineup. Applicable model (typical example): G2R-2-S.
New Screwless Terminal Sockets Added.
for MY and G2R Relays.
Simplified wiring without tightening screws.
Two wires can be independently wired for each terminal.
Coil terminals and contact terminals are completely separated,
in an organized wiring layout.
Release Levers and Nameplates are available (sold separately). I/O classification: Output.
Internal I/O circuit common: NPN (– common).
I/O points: 16.
Rated voltage: 24 VDC.
I/O rated voltage: 24 VDC.
Module Type that Allows PCB Mounting.
Compact size at 60 x 16 x 35 (W x H x D).
Lineup now includes the 16-point input model and,
16-point output model. Specifications: Input, PNP (- common), 16 points.
I/O connections: Sensor I/O connector.
Rated internal circuit power supply voltage:
Supplied from the communications connector.
Rated I/O power supply voltage: Supplied from the communications connector.
Environment-resistive (IP67) I/O.
Terminals with Troubleshooting.
Functions such as Sensor Power.
Supply Short-circuit Detection.
Equipped with the standard Smart Slave functions that provide powerful,
preventative maintenance and troubleshooting capabilities.
High degree of environmental resistance with dust-proof,
and drip-proofconstruction.
Power supply wiring is not required for input devices.
Connect heavy-load devices (up to 1.5 A).
Power supply wiring is not required for input devices such as sensors.
(Power supply wiring is required for output devices.)
Detects ground faults or disconnects and notifies the Master.

TKM-4872 Operation manual/Instructions/Model selection sample download link: /searchDownload.html?Search=TKM-4872&select=5