Signal Alarms

The 500 Series of Signal Alarms have been designed for general- purpose instrumentation applications. All models are housed in 16ga steel cases featuring a universal mounting base and U. L. approved relays. These units come standard with High, Low or Dual Alarms.


GENERAL SPECIFICATIONS:

• Set Point Calibration: 0 to 100% of Span
• Relay Dead band: 2.0% of Span
• Relay Contact Rating: 5.0 Amps at 120VAC
• Relay Operation Mode: Failsafe
• Ambient Temperature Range: 0° F to 140° F
• Operating Power: 117/220VAC/50/60Hz

OPTIONS:

• Adjustable Dead band High/High or low/low Alarms L.E.D. Relay Indicator
• 10 Turn Potentiometer-Dials

Model	Input	Specs
540 Series Thermocouple	J, K, T, R, S, E, 5MV to 250MV	540121 High Alarm 540111 Low Alarm 540231 High and Low
541 Series D.C. Current	1-5, 4-20, 10-50MADC	541121 High Alarm 541111 Low Alarm 541231 High and Low
542 Series D.C. Millivolt	5 to- 499MVDC	542121 High Alarm 542111 Low Alarm 542231 High and Low
543 Series D.C. Voltage	0.5 to 200 VDC	543121 High Alarm 543111 Low Alarm 543231 High and Low
544 Series R.T.D.	Nickel or Platinum	544121 High Alarm 544111 Low Alarm 544231 High and Low
545 Series A.C. Voltage	5MV AC to 600VAC	545121 High Alarm 545111 Low Alarm 545231 High and Low
546 Series A.C. Current	0 to 5 amps A.C.	546121 High Alarm 546111 Low Alarm 546231 High and Low
547 Series Tachometer	50 to 10,000CPS	47121 High Alarm 547111 Low Alarm 547231 High and Low
548 Series Slide wire	100 to 4000 ohms	548121 High Alarm 548111 Low Alarm 548231 High and Low
549 Series Strain Gauge	4 wire Resistance Bridge	549121 High Alarm 549111 Low Alarm 549231 High and Low Alarm

Model	Specs	Image (click for larger)
511xxx	Pressure to Current	Pneumatic Instrument
512xxx	Current to Pressure	Pneumatic Instrument
611000	Pressure to Voltage/Current DIN Rail Mount	Pneumatic Instrument
612xxx	Current to Pressure/Voltage	Pneumatic Instrument
568xxx	AC Voltage	Two-wire Isolated Transmitter
571xxx	Thermocouple	Two-wire Isolated Transmitter
572xxx	DC Millivolt	Two-wire Isolated Transmitter
596xxx	AC Current	Two-wire Isolated Transmitter
573xxx	DC Current	Two-wire Isolated Transmitter
574xxx	DC Voltage	Two-wire Isolated Transmitter
576xxx	Slide Wire	Two-wire Isolated Transmitter
577xxx	RTD	Two-wire Isolated Transmitter
578xxx	Tachometer	Two-wire Isolated Transmitter
523000	AC Current	Four-wire Isolated Transmitter
618xxx	Tachometer, DIN Railmount	Options: Alarms, Open Circuit Input
505000	505 Manual Loading Station	Manual Control of Loop
540xxx	540 Thermocouple	Signal Alarm
541xxx	541 DC Current	Signal Alarm
542xxx	542 DC Millivolt	Signal Alarm
543xxx	543 DC Voltage	Signal Alarm
544xxx	544 RTD	Signal Alarm
545xxx	545 AC Voltage	Signal Alarm
547xxx	547 Tachometer	Signal Alarm
548xxx	548 Slidewire	Signal Alarm
549xxx	549 Strain Gauge	Signal Alarm
807xxx	RTD Transmitter 2-Wire	Head Mount, Explosion Proof, NEMA
815000	Loop Isolator 2-Wire	Head Mount, Explosion Proof, NEMA
571004	Thermocouple, Indicating	Close Coupled Temperature Transmitter
571006	Thermocouple, Non Indicating	Close Coupled Temperature Transmitter
577004	RTD Indicating	Close Coupled Temperature Transmitter
577066	RTD Non-Indicating	Close Coupled Temperature Transmitter
577506	RTD Field Selectable	Close Coupled Temperature Transmitter
680000	AC TO DC Power Supply	115/230V AC to 24V DC @ 250mA DC DIN Rail Mount 24V DC
681000	AC TO DC Power Supply	115/230V AC to 24V DC @ 630mA DC DIN Rail Mount 24V DC
580000	AC TO DC Power Supply	115/230V AC to 24V DC @ 125mA NEMA 4
580002	AC TO DC Power Supply	115/230V AC to 24V DC @ 125mA NEMA 7/9
WE-100	AC TO DC Power Supply	115V AC (optional 230) to 24V DC (optional 5 to 32V DC) @125mA DC
WE-103	AC TO DC Power Supply	115V AC to 5, 12, 15, 24V DC @ 2.4, 1.0, 0.8 & 0.56 A DC
WE-104	AC TO DC Power Supply	115V AC to 5 to 24V DC 1A to 500mA DC
WE-107	AC TO DC Power Supply	115V AC 5 to 24V DC 1.0A to 300mA DC
WE-108	AC TO DC Power Supply	115V AC 5 to 24V DC 2.4A to 0.56A DC
WE-109	AC TO DC Power Supply	115V AC 5 to 24V DC 6.0A to 1.5A DC
WE-110	DC TO DC Power Supply	115V AC 5 to 24V DC 6.0A to 1.5A DC
WE-111	DC TO DC Power Supply	12V DC to 62V DC to 5 to 24V DC
WE-114	AC TO DC Power Supply	115V AC to 24V DC 250mA Wall Mount
WE-117	AC TO DC Power Supply	115V AC to 5 to 24V DC @ 12.5 to 3.5A DC
WE-118	AC TO DC Power Supply	115V AC to 5 to 24V DC @ 25 to 5A DC
WE-119	AC TO DC Power Supply	115V AC to 5 to 24V DC @ 36 to 7.5A DC
WE-120	AC TO DC Power Supply	115V AC to 5 to 24V DC @ 50 to 11A DC
586000	LCD Digital Meter	Digital Meter LCD Loop Powered 3 1/2 Digit NEMA 4X
594000	LCD Digital Meter	Digital Panel Meter LCD Loop Powered 3 1/2 Digit
594001	LCD Digital Meter	Digital Panel Meter LCD Loop Powered 3 1/2 Digit NEMA 4X
594002	LCD Digital Meter	Digital Panel Meter LCD Loop Powered 3 1/2 Digit Explosion Proof
594004	LCD Loop Powered, Rate Surface Panel/Mount	Digital Meter LCD Loop Powered 3 1/2 Digit NEMA 4/7/9 Explosion Proof
598000	LED Indicator	Digital Panel Meter LED 3 1/2 Digit Panel Mount
598001	LED Indicator	Digital Panel Meter LED 3 1/2 Digit NEMA 4X
598002	LED Indicator	Digital Panel Meter LED 3 1/2 Digit Explosion Proof NEMA 7/9