Red Lion Controls Model APLTC Apollo Thermocouple indicator
Specifications From Red Lion datasheet:
DISPLAY: 4-digit (9999), 0.56" (14.2 mm) high LED, minus sign displayed when temperature is negative
RESOLUTION: 1 degree
POWER: Available in two voltage ranges 115 or 230 VAC, ±10%, 50/60 Hz, 8 VA
THERMOCOUPLE TYPES: T, E, J, K, R, S and B
INPUT IMPEDANCE: 10 Mω (protected from 115 VAC faults)
LEAD RESISTANCE EFFECT: 20 μV/350 ω
Display: “OPEN”
Analog Output: -500 mV output
Serial Output: “OPEN” in data field
COLD JUNCTION COMPENSATION ERROR: 0.02 degree/degree
READING RATE: 2.5 readings/second
RESPONSE TIME: 2 seconds for step change
NORMAL MODE REJECTION: 40 dB at 50/60 Hz
COMMON MODE REJECTION: 110 dB, DC OR 50/60 Hz
TEMPERATURE EFFECTS:
Operating Range: 0° to +50°C
Storage Range: -40° to +80°C
Relative Humidity: Less than 85% R.H.
Span Temperature Coeff.: ±60 ppm/°C
Zero Temperature Coeff.: ±0.3 μV/°C
SERIAL COMMUNICATIONS (optional): 20 mA current loop
Data Format: 10 Bit Frame, Odd Parity
Baud Rates: 300, 600, 1200, 2400
ALARMS (Optional): (2) isolated (output COMM. common with analog output COMM.), solid-state, current sinking NPN open collector transistors.
Resolution: 1 degree
Hysteresis: programmable, min. 1 degree
Imax: 100 mA @ VSAT 1 V
Vmax: 30 VDC (Zener protected)
Connections: 3-position, removable terminal block
ANALOG OUTPUT (Optional): 1 mV/degree, bipolar, 10 mA max.
Isolated (analog output COMM. common with alarm output COMM.)
Accuracy: ±6 mV
Adjustments: zero and span pots
Connections: 5-position, removable terminal block
CONSTRUCTION: Die-cast metal front bezel that meets NEMA 4/IP65 requirements for wash-down and/or dusty environments when properly installed. Case body is black high impact plastic (panel gasket and mounting clips included).
CONNECTION: 6-position terminal block