Heating Tekmar Tekmarnet 4 Modules | Mixing Expansion Module – Variable Speed / Floating Action / Modulating

Control Description The Mixing Expansion Module 444 Provides Six Options For Operating A Variable Speed Injection Pump, A Floating Action Actuator, Or An Analog 0-10 V (Dc), 2-10 V (Dc), 0-20 Ma, Or 4-20 Ma Signal. The 444 Also Provides An Output For A System Pump. The 444 Cannot Operate Alone And Requires The Use Of A Tn4 System Control That Is Capable Of Operating A Mixing Expansion Module.



Control
Microprocessor Pid Control; This Is Not A Safety (Limit) Control

Packaged Weight
1.14 Lbs. (520 G)

Enclosure
D Enclosure, White Pvc Plastic

Dimensions
4-3/4″ H X 2-7/8″ W X 1-7/8″ D (120 X 74 X 48 Mm)

Approvals
Csa C Us, Csa/Ul 61010-1, Meets Class B: Ices And Fcc Part 15

Ambient Conditions
Indoor Use Only, 36 To 104¼F (2 To 40¼C)


Rh < 92% To 104¼F (40¼C)


<3000 M, Installation Category Ii, Pollution Category 2

Power Supply
24 V (Ac) ¼10% 50/60 Hz, 4 Va Standby, 56 Va Fully Loaded

System Pump Relay (Front)
24 V (Ac) 2A

System Pump Relay (Back)
120 V (Ac) 5A 1/3 Hp

Variable Speed Output
120 V (Ac) 2.4 A, 1/6 Hp, Internal Overload Circuit T2.5 A 250 V

Floating Output
24 V (Ac) 8 Va Maximum, Triac Output, Minimum 0.6 Va

Modulating Output (Voltage)
0 Or 2-10 V (Dc), Minimum 10Kω

Modulating Output (Current)
0 Or 4-20 Ma, Maximum 1Kω

Sensors
Ntc Thermistor, 10 Kω @ 77¼F (25¼C ¼0.2¼C) +=3892

Included
1 Universal Sensor 082