Rotary encoder REC16 / RES16｜NIDEC COMPONENTS, Inc.

Rotary encoder REC16 / RES16

FeaturesFeatures

REC16	A	25-	2	0	1-	C
Series name REC：With click RES：Without click	Push switch function A：With push switch　 B：Without push switch	Resolution (P/R) 25, 50	Output phase 2：“A” & “B”			Snap-in holder C：Yes Blank：No

REC16

25-

Series name

REC：With click
RES：Without click

Push switch function

A：With push switch　
B：Without push switch　

Resolution (P/R)

25, 50

Output phase

2：“A” & “B”

Snap-in holder

C：Yes

Blank：No

Part number	Resolution	Click	Push switch function	Snap-in holder
REC16A25-201	25 (P/R)	With Click	Yes	No
REC16A25-201-C			Yes	Yes
REC16B25-201			No	No
REC16B25-201-C				Yes
RES16B25-201		Without Click		No
RES16B25-201-C		Without Click		Yes
REC16A50-201	50 (P/R)	With Click	Yes	No
REC16A50-201-C			Yes	Yes
REC16B50-201			No	No
REC16B50-201-C				Yes
RES16B50-201		Without Click		No
RES16B50-201-C		Without Click		Yes

Input voltage		5 VDC ± 5 %
Input current		30 mA maximum
Output wave form		Square wave
Output phases		A, B
Resolution (P/R)		25, 50
Phase difference of outputs A & B		100 μsec minimum Refer to "OUTPUT"
Maximum frequency response		100 Hz
Output signal	“1 (High)”	+ 4.5 V minimum
Output signal	“0 (Low)”	+ 0.5 V maximum
Light source		LED

※The click spot is located somewhere outputs A & B are at Lo level.

Starting torque		1.18 mN·m ± 0.78 maximum (12 ± 8 gf·cm) RES：Without click
Click torque		Please refer to Table 1 below. 〈REC：With click〉
Click number		25, 50
Shaft loading (Pull-push)		19.6 N maximum (2 kgf)
Switch operation force		7.85 N ± 2.94 N (800 ± 300 gf)
Switch stroke		0.5 mm
Rotational life (Mechanical)		1 million cycles
Shaft loading (When mounting)	Radial	4.90 N maximum (500 gf)
Shaft loading (When mounting)	Axial	2.94 N maximum (300 gf)
Net weight		Approx. 10 g
Strength of tighten screw		1 N·m {10.2 kgf·cm} maximum

Maximum contact rating	DC15 V, 20 mA
Contact resistance	200 mΩ maximum（Initial value）

Note) Manual setting only.

Test item		Test conditions
Vibration	Power OFF	Amplitude : 1.52 mm or 98.1 m/s² (10 G) whichever is smaller. 10 ~ 500 Hz excursion 15 min/cycle, 8 cycles each for X, Z, directions.
Shock	Power OFF	3 times each in directions (X, Z) at 490 m/s²(50 G), 11 ms.
High temperature exposure	Power OFF	80 °C 96 h	(To be measured after leaving samples for 1 h at normal temperature and humidity after the test.)
High temperature exposure	Power ON	50 °C 96 h
Low temperature exposure	Power OFF	− 20 °C 96 h
Low temperature exposure	Power ON	0 °C 96 h
Humidity	Power OFF	40 °C Relative humidity 90 〜 95 % 96 h(To be measured after wiping out moisture and leaving samples for 1 h at normal temperature and humidity after the test.)
Thermal shock	Power OFF	To be done 10 cycles with the following condition (To be measured after leaving samples for 1 h at normal temperature and humidity after the test.) 80 °C 0.5 h、− 20 °C 0.5 h