Wiring diagram - Metasys - MS-VMA1826-x - MS-VMA1832-x - Field Device - VMA18 VAV Modular Assembly

VMA1826/1832 VAV Controller Installation Guide

Product name
VMA18 VAV Modular Assembly
Document type
Installation Guide
Document revision
K
Revision date
2019-10-18
Figure 1. VMA18 Series Controller Wiring Terminations and Physical Features

Table 1. VMA 18 Series Controller feature callout numbers and descriptions
 

Physical features: description and references

1

24 VAC, Class 2 Supply Power Spade Terminals (see Supply power spade terminals)

2

Device Address DIP Switch Block (see Setting the device address)

3

Binary Outputs, 24 VAC Triacs (see Table 1)

4

Configurable Outputs: Voltage Analog Output (0–10 VDC) and Binary Output (24 VAC Triac) (see Table 1)

5

Dual Port Fitting (see Figure 1 )

Not included in the VMA1826 model.

6

Manual Override Switch (see Mounting)

7

Controller Coupler (see Mounting)

8

Coupler Bolt (see Mounting)

9

Universal Input: Voltage Analog Input (0–10 VDC)

Resistive Analog Inputs (0–600k ohm) (see Table 1):

0–2k Potentiometer

RTD: 1k Nickel, 1k Platinum, or A99B SI

NTC: 10K Type L (10K JCI Type II is equivalent to Type L) or 2.252K Type II

Dry Contact Binary Input

10

N2/FC Bus Pluggable Screw Terminal Block (see N2/FC bus terminal block)

11

EOL (End-of-Line) Switch (see Setting the EOL switch)

12

SA Bus Spade Terminals (see SA bus spade lugs)

13

TSTAT Modular Port: RJ-45 8-Pin Modular Jack (see Modular port)

14

Captive Spacer and Screw (see Figure 1 )

15

LED Status Indicators (see Table 1)