Red Lion PCU - Manual (Page 78)

4. CONTROLS: Four front panel push buttons for modifying and setup of
controller functions and one external input for parameter lockout or other
functions.
5. SIGNAL INPUT:
Sample Period: 100 msec typ.
Response Time: 300 msec typ. (to within 99% of final value w/step input)
Signal Overdrive Threshold:
10 V Range: 13.00 V typ.
20 mA Range: 26.00 mA typ.
Signal Overdrive Response:
Main Control Output(s): Programmable preset output
Display: “SENS”
Alarms: Upscale drive
DC Linear: Programmable preset output
Normal Mode Rejection: 40 dB typ. @ 50/60 Hz (improves with
increased digital filtering).
Common Mode Rejection: 100 dB typ., DC to 60 Hz
Protection: Input overload 120 VAC for 30 seconds.
Range and Accuracy:
Signal
Range Accuracy (% of
Unscaled Reading)
Maximum
Input
Input
Impedance
Resolution
0-10 VDC ±(0.15% + 3 mV + 1 LSD) 300 VDC 1 M W 10 mV
0-20 mA DC ±(0.15% + 6 mA + 1 LSD) 200 mA DC 10 W 10 mA
6. OUTPUT MODULES [Optional] (For All Output Channels):
Relay:
Type: Form-C (Form-A with some models. See Ordering Information)
Rating: 5 Amps @ 120/240 VAC or 28 VDC (resistive load), 1/8 HP @
120 VAC max. (inductive load)
Life Expectancy: 100,000 cycles at max. load rating. (Decreasing load
and/or increasing cycle time, increases life expectancy).
Logic/SSR Drive: Can drive multiple SSR Power Units.
Type: Non-isolated switched DC, 12 VDC typical
Drive: 45 mA maximum
Triac:
Type: Isolated, Zero Crossing Detection
Rating:
Voltage: 120 to 240 VAC
Max. Load Current: 1 Amp @ 35°C
0.75 Amp @ 50°C
Min. Load Current: 10 mA
Offstate Leakage Current: 7 mA max. @ 60 Hz
Operating Frequency: 20 to 400 Hz
Protection: Internal Transient Snubber, Fused
7. MAIN CONTROL OUTPUT:
Control: PID or ON/OFF
Output: Time proportioning or linear DC
Hardware: Plug-in, replaceable output modules
Cycle time: Programmable
Auto-tune: When selected, sets proportional band, integral time, and
derivative time values.
Signal Overdrive Action: Programmable
8. SECONDARY OUTPUT (Optional):
Control: PID or ON/OFF
Output: Time proportioning or linear DC
Hardware: Plug-in, replaceable output modules
Cycle time: Programmable
Proportional Gain Adjust: Programmable
Deadband Overlap: Programmable
9. LINEAR DC OUTPUT (Optional): With digital scale and offset,
programmable deadband and update time.
4 to 20 mA:
Resolution: 1 part in 3500 typ.
Accuracy:
±(0.1% of reading + 25 mA)
Compliance: 10 V
(500 W max. loop impedance)
0 to 10 VDC:
Resolution: 1 part in 3500 typ.
Accuracy:
±(0.1% of reading + 35 mV)
Min. Load Resistance: 10 K W (1 mA max.)
Source: % output power, setpoint, deviation, or process value
(Available for OP1 or OP2, but not both.)
10. MOTORIZED VALVE POSITIONER (Optional):
Two Outputs: Valve open and valve close or Linear DC (optional)
Hardware: Plug-in, replaceable output modules
Three Inputs: Slidewire feedback, signal fail detect
(Isolated from main input)
Slidewire resistance: 100 W to 100 KW
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