Actuator: Plunger.
Housing color: White.
Contact form: SPDT.
A Switch with Crimp-type.
Connectors Reduces.
Wiring Work. 9 mm long.
stroke (plunger model).
Choose from plunger or lever as the actuator type.
Crimp-type connector offers an easy wiring work and efficiency.
Snap-fit attachment for easy installation.
Providing long stroke with its unique mechanism.
Variety of color models available D4D-6521N Appearance: Square/Projection type A22-C.
Output: SPST-NO.
Operation: Alternate operation (self-holding).
Illumination color: R (red); Y (yellow); G (green);
W (white); A (blue); B (black).
Install in 22-dia. or 25-dia. Panel Cutout.
(When Using a Ring).
Lever for easily mounting and removing the Switch Unit.
Increase wiring efficiency with three-row mounting of Switch Blocks.
Finger protection mechanism on Switch Unit provided as a standard feature.
Use 25-dia. ring to install in 25-dia. panel cutouts.
Mounted using either open-type (fork-type) or closed-type.
(round-type) crimp terminals.
IP65 oil resistance (non-lighted models).
IP65 (lighted models). Case color: Black.
Lighting method: LED; 5 VDC.
Display color symbol: R.O.G.W.
Large Rectangular-bodied Indicators.
Excellent illumination with even surface brightness.
Three-color models (green, orange, red; chameleon lighting),
included in lineup. Operating method: Incrementing, decrementing, and reversible,
(UP/DOWN A to F) (selectable with rotary DIP switch).
Mounting method: Flush mounting.
Operation modes: N, F, C, R, K, P, Q (selectable with rotary DIP switch).
Input signal method (Count and reset inputs): Contact and transistor input, voltage (H and L).
Control output: 1-stage counters: Contact (SPDT) and transistor,
output (H and L output switchable);
2-stage counters: Contact (SPST-NO) and transistor output,
(H and L output switchable).
Set value read: Continuous mode, Reset mode (selectable).
Memory backup: Yes/No (Selectable using DIP switch).
Display: Yes (8-mm high 7-segment LED, Up indicator).
Models: 6 digits; 2 stage.
A DIN 72 x 72 mm Best-selling Counter.
Easy setting with thumbwheel switches.
A draw-out construction enables maintenance without rewiring.
Models with 2-, 4-, 6-, or 8-digit displays are also available.
Total Counter models are also Available.
Complies with UL and CSA Marking.
D4D-6521N Operation manual/Instructions/Model selection sample download link: /searchDownload.html?Search=D4D-6521N&select=5