Specifications – Dwyer 8B User Manual
Page 29
Page 29
SPECIFICATIONS
Input Voltage
100 to 240 VAC 50/60 Hz OR 24 VDC (depending on model).
Operation Voltage Range 85% to 110% of rated voltage.
Power Consumption
5VA max.
Memory Protection
EEPROM 4K bit (non-volatile memory
(number of writes: 1000,000)).
Display Method
2 line x 4 character 7-segment LED display Process value
(PV): Red color, Set point (SV): Green color.
Sensor Type
Thermocouple: K, J, T, E, N, R, S, B, L, U, TXK.
3-wire platinum RTD: Pt100, JPt100.
Analog input 0 to 5 V, 0 to 10 V, 0 to 20 mA, 0 to 50 mV.
Control Mode
PID, ON/OFF, Manual or PID program control
(Ramp/Soak control).
Control Output
Relay output: SPDT (SPST: 1/16 DIN and 1/32 DIN size),
Max. load 250 VAC, 3A resistive load.
Voltage pulse output: DC 14 V, Max. output current 40 mA.
Current output: DC 4 to 20 mA output (Load resistance: Max.
600Ω).
Linear voltage output: 0 to 5 V, 0 to 10 V *(B Series only).
Display Accuracy
0 or 1 digit to the right of the decimal point (selectable).
Sampling Range
Analog input: 150 msec/per scan Thermocouple or Platinum
RTD: 400 msec/per scan.
RS-485 Communication
MODBUS
®
ASCII/RTU communication protocol.
Vibration Resistance
10 to 55 Hz, 10 m/s
2
for 10 min, each in X, Y and Z directions.
Shock Resistance
Max. 300 m/s
2
, 3 times in each 3 axes, 6 directions.
Ambient Temperature
32°F to 122°F (0°C to +50°C).
Storage Temperature
-4°F to 150°F (-20°C to +65°C).
Altitude
2000 m or less.
Relative Humidity
35% tp 80% (non-condensing).
Modbus
®
is a registered trademark of schieder automation.