Mammoth 5 to 40 Tons: Water-to-Water (K-Vintage) - Manual (Page 13)

13
MAMM-WSHP-IOM-1KA (September 2011)
I/O 560 & 583—Example of I/Os
Point
UI #1
UI #2
UI #3
UI #4
UI #5
Compr Lockout (Waterflow) Compr #1 HP4 Alarm Compr #2 HP4 Alarm
UI #6 Emergency Shut Down Remote Start (External Clock) Htg/Clg Changeover ****
Point
DO #1
DO #2
DO #3
DO #4
DO #5
INPUTS
Description
Reversing Valve*
Compressor Call #2
Pump Start*
Common Alarm
OUTPUTS
Dry Contact
for 24VAC
Compressor Call #1
Thermistor/
Dry Contact
Load Supply Water Temperature (Outlet)
Load Return Water Temperature (Inlet)
Thermistor/
Dry Contact
Source Leaving Water Temperature (Outlet)
Source Entering Water Temperature (Inlet)
Description
Notes:
1. Multiplexed inputs 5, 6 use 10K/4.99K/2.49K resistors for contact inputs. 1.24K resistor not used.
* Could do more stages if cooling call and pump started externally.
** A minimum of one keypad display must be ordered per project to set required set-points (Part #71027956).
*** A protocol will be a cost add option.
**** Load Shed will be a cost add option.