Krueger | 1401 N Plano Rd | Richardson, TX 75081 | 972.680.9136 | [email protected] | www.krueger-hvac.com
Installation, Operation, & Maintenance for CRFF-E Series
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Universal Control Card Set Up (EN
V1028
)
CON4 UNIVERSAL CONTROL CARD - OVERVIEW
Krueger's
ENV1028
Universal
Control
Card
provides MODBUS network and analog control
capabilities to a Krueger Fan Filter Unit equipped
with an electrically commutated motor. Three different
control modes provide installation versatility by allowing
the FFU to be controlled via MODBUS RTU network,
analog 0-10 VDC control signal, or by adjusting the
on-board potentiometer. The ENV1028 Universal
Control Card is fully compatible with all of Krueger’s
plug & play System Control Consoles using MODBUS
RTU. Additional details of the controls modes
are provided on page
7
.
FEATURES
+
Networkable Via MODBUS RTU
+ 0-10 VDC Analog Control
+ Manual Control Via Onboard Potentiometer
+ Simple Connections
- RJ45 For Networking Connection
- Screw Terminals For Analog Control
- Test Probe Jacks For DC mV Signal Output Of The Following:
- RPM
- Motor Control Set Point
+ LED Diagnostics
- Support for external LED (10mA) remote status notification via
2 Pin MTA connector
- On-board green LED for Board Status notification
- On-board red LED for Network Traffic
+ Powered from Network or Local Supply
COMMON
INCOMING
POWER
24VAC
LED
CONNECTOR
CONTROL HARNESS
CONNECTOR
CONTROL
DIP SWITCH
ADDRESSING
DIP SWITCH
ANALOG INPUT “COM”
ANALOG INPUT “SIGNAL”
RPM TEST PROBE JACK “COM”
RPM TEST PROBE JACK “SIGNAL”
GREEN LED FOR SYSTEM/RPM STATUS
RED LED FOR NET ACTIVITY
DUAL RJ-45 JACKS
FOR CAT5 CABLE
MANUAL SPEED POT
FIGURE 7: UNIVERSAL CARD OVERVIEW
Содержание CRFF-E
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