Model:685B1001A41 - Electronic vibration switch, external ICP®, 0-1.5 in/sec peak, AC powered, 10A form C relays, external BNC, external pushbutton reset, dual 1/2 NPT conduit hubs

	ENGLISH	SI
Performance
Measurement Range	0 to 1.5 in/sec pk	0 to 38.1 mm/s pk
Frequency Range (±3 dB)	120 to 60000 cpm	2 to 1000 Hz	[1]
Power On Delay	20 sec	20 sec	[2]
Relay (Alert)	10 A, 245 VAC/30 VDC, Form C	10 A, 245 VAC/30 VDC, Form C
Relay (Alarm)	10 A, 245 VAC/30 VDC, Form C	10 A, 245 VAC/30 VDC, Form C
Relay(Contacts)	Latching / Non-Latching	Latching / Non-Latching
Relay(Contacts)	Normally Open / Closed	Normally Open / Closed
Alarm Setpoint	10 to 100% of Vibration Range	10 to 100% of Vibration Range
Alert Setpoint	10 to 100% of Alarm Setpoint	10 to 100% of Alarm Setpoint
Delay (Alert)	0 to 45 sec	0 to 45 sec
Delay (Alarm)	0 to 45 sec	0 to 45 sec
Acceleration Output (±10 %)	100 mV/g	10.2 mV/(m/s²)
Control Interface
Power LED	Green	Green
Alarm LED	Red	Red
Alert LED	Yellow	Yellow
Time Delay Adjustment	Single Turn Potentiometer	Single Turn Potentiometer
Reset Function	Momentary Pushbutton Switch	Momentary Pushbutton Switch	[3]
Self Test Function	Momentary Pushbutton Switch	Momentary Pushbutton Switch
Environmental
Temperature Range (Operating)	-22 to 158 °F	-30 to 70 °C
Temperature Range (Storage)	-40 to 257 °F	-40 to 125 °C
Enclosure Rating	Nema 4X	IP66
Electrical
Power Required	85-245 VAC 50/60 Hz	85-245 VAC 50/60 Hz
Current Consumption	<150>	<150>
Output Current	4 to 20 mA	4 to 20 mA	[5]
External Calibration Input	4 to 20 mA	4 to 20 mA	[4]
Physical
Size - Width	3.5 in	90 mm
Size - Height	2.8 in	70 mm
Size - Depth	3.5 in	90 mm
Weight	1.85 lb	839 gm
Mounting Torque (Cover Screw)	4.1 ft-lb	5.7 Nm
Mounting Torque (Base)	2 to 5 ft-lb	3 to 7 Nm
Sensing Element (External)	100 mV/g ICP" Accelerometer	100 mV/g ICP" Accelerometer
Housing Material	Aluminum Alloy	Aluminum Alloy
Electrical Connector	Screw Terminals	Screw Terminals
Enclosure	Internal and Remote Reset	Internal and Remote Reset
Enclosure	Buffered Acceleration Signal through External BNC (100 mV/g)	Buffered Acceleration Signal through External BNC (100 mV/g)
Enclosure	External Pushbutton Reset	External Pushbutton Reset
Screw Terminal Wire Size	24-14 AWG	0.2 - 2.5 mm²
Cable Input	Dual 1/2 in. NPT Conduit Hubs	Dual 1/2 in. NPT Conduit Hubs
Mounting Hole Size	0.21 in	5.4 mm

All specifications are at room temperature unless otherwise specified.

[1] To obtain 60000 cpm (1000 Hz) frequency response, grease must be applied to all mechanical couplings. Otherwise, frequency response is limited to approximately 30000 cpm (500 Hz)
[2] Factory Set
[3] Reset can also be engaged via external connection to common
[4] Active only during calibration mode
[5] Current will fluctuate at frequencies below 5 Hz.
[6] See PCB Declaration of Conformance PS051 for details.

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No optional versions