Contact type: Microload (125 VAC, 0.1 A; 30 VDC, 0.1 A).
Operation: Momentary operation (Self-resetting).
Case color: Light gray.
Output: SPDT.
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 NT21-ST121-E.
Three-color models (green, orange, red; chameleon lighting) NT21-ST121-E
included in lineup. Output: DPDT.
Lighting: LED (with built-in reduced-voltage lighting function).
Operating voltage: 100/110 VAC/VDC.
Pushbutton colorsymbol: R: red, Y: yellow; PY: pure yellow
G: green, A: blue; W: white; PW: pure white NT21-ST121-E.
Item: Momentary operation (Self-resetting).
Separate Construction with .
Cylindrical 16-dia. Body.
Miniature design of 28.5 mm, the smallest class in the industry.
Detachable Switch.
The same contacts can be used for both standard loads and microloads.
Easy-to-wire terminal arrangement.
Certified for EN 60947-5-1. Supply voltage: 100 to 240 VAC.
6-digit time counter: Light gray NT21-ST121-E.
DIN 48 x 24-mm Total Counter/Time Counter,
with Easy-to-read Displays and Water and,
Oil Resistance Equivalent to IP66 .
High-visibility, negative transmissive LCD display with 8.5-mmhigh characters and, built-in red LED backlight at low power.
consumption.
IP66 with oil resistance and NEMA 4 protection achieved by,
unifying the front with the case and by using oil-resistant parts,
and materials.
Compact (80 mm) body.
Just change a switch setting for either an NPN or PNP input.
Supports both external resetting and manual resetting.
Finger-protection terminal block cover prevents electrical shock,
and conforms to VDE0106, Part 100.
Certified for UL and CSA safety standards.
Complies with EMC standards (EN 61326) and CE Marking. Appearance: Knob-type Selector Switch A22W,
LED lighting (without Voltage Reduction Unit).
Number of notches: 2 notches.
Resetting method: Automatic.
Output: SPST-NC + SPST-NC.
Operating voltage: 24 VAC/VDC.
Illumination color: R (red); Y (yellow); G (green); AA (blue) .
Install in 22-dia OMRON NT21-ST121-E. or 25-dia. Panel Cutout.
Lever for easily mounting and removing the Switch Unit.
Finger protection mechanism on Switch Unit provided as a standard feature.
Use 25-dia. ring to install in 25-dia. panel cutouts.
Mounttedd using either open-type (fork-type) or closed-type,
(round-type) crimp terminals OMRON NT21-ST121-E.
IP65 oil resistance (non-lighted models).
IP65 (lighted models).
NT21-ST121-E Operation manual/Instructions/Model selection sample download link: /searchDownload.html?Search=NT21-ST121-E&select=5