Proximity Sensors
Modular Harsh Duty Limit Switch Style Sensor
3, 4-Wire DC, 3, 4-Wire AC Types
FEATURES
Modular design 鈥?interchangeable
heads and bases
Top or side sensing, shielded or
unshielded heads
Three wiring options
鈥?Screw terminal
鈥?Prewired cable
鈥?5-pin quick-connect
Three base options
鈥?Plug-in
鈥?Mini
鈥?Relay
UL listed, CSA approved
977 Series
Eight output options
鈥?3-wire AC (mechanical relay)
鈥?3-wire DC (mechanical relay)
鈥?4-wire AC (solid state relay)
鈥?4-wire AC (FET)
鈥?3-wire DC (PNP single output)
鈥?3-wire DC (NPN single output)
鈥?4-wire DC (NPN dual output)
鈥?4-wire DC (1 NPN, 1 PNP output)
LED output indicator
Designed to meet NEMA 4 sealing,
meets washdown criteria
All metals sensitive
Uses same bases as standard MP
photoelectric sensors
MOUNTING DIMENSIONS,
SENSING HEAD
(For reference only)
Top
ORDER GUIDE, HEAD ONLY
Description
Top Sensing, shielded, 12,7 mm sensing distance
Top Sensing, unshielded, 14,5 mm sensing distance
Side Sensing, shielded, 12,7 mm sensing distance
Side Sensing, unshielded, 14,5 mm sensing distance
Catalog Listing
977TO1
977TO2
977SO1
977SO2
SPECIFICATIONS 鈥?SENSOR HEADS
Sensor type
Sensing distance
Leakage current
Supply voltage
Voltage drop
Load current
Repeatability
Hysteresis
Temperature range
Protection class
Circuit protection
Sensor material
Vibration
Shock
Shielded, Top or Side
12,7 mm (.50 in.)
10碌A(chǔ) at 16 V
6-16 VDC
0.4 V max. @ 5 mA
10 mA max.
鹵1%
2-15% of sensing distance
鈥?0 to
+70
擄C
(鈥?22 to 158
擄F)
NEMA 1, 3, 4, 12, 13
False pulse, incorrect wiring
Glass filled thermoplastic polyester, cadmium plated mounting screws
Double amplitude of 1,5 mm and frequency of 10 to 50 Hz applied to each
direction of X, Y, Z for 2 hours
Shock of 50 G applied each direction of X, Y, Z 10 times
Side
Unshielded, Top or Side
14,5 mm (.57 in.)
FOR A COMPLETE SENSOR:
1. Sensing head
2. Base鈥? options
鈥?Plug-in base and receptacle. Page B55
鈥?Mini base (preleaded or connector). Page B57
鈥?Relay base. Page B59
Terminal style
Mini base (preleaded or connector).
B54
Honeywell MICRO SWITCH Sensing and Control 1-800-537-6945 USA
1-815-235-6847 International 1-800-737-3360 Canada
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