Wiring Guide

© 2008 W 326 - 12/08 4 of 8
Refer to Job Record for Maximum Allowable Loads
Connections
from Zone
Manager
24 V (ac) R & C
115 V (ac) L & N
To ground
To ground
Pump Pump Pump Pump
CtN4
tN4 C R Rh1 W1
tN4
Thermostat
tN4 C R Rh1 W1
tN4
Thermostat
tN4 C R Rh1 W1
tN4
Thermostat
External
tN4 C
Connection
See
D
326
NN
Zone C1 Zone C2
65 66 67 68
Pump Pump
tN4
Meets Class B: Canadian
ICES & FCC Part 15
Made in Canada
10 A (max)
Zone Expansion Module 326
tektra 999-01
Relay Rating: 115 V (ac) 5 A
N
Zone C3
69 70
Pump N
Zone Group
71 72
Pmp C
Power
Zone Group Pump C
Zone C1
Zone C2
Zone C3
51 52 53 54 55 56 57 58 59 60 61 62
CCWWRRtN4 tN4 C WRtN4
tNt Zone C1 tNt Zone C2 tNt Zone C3
63
64
C tN4
Zn Grp C
C1
C2
On/Off
Zone Group
Pump C
C3
Limited power available, see wiring brochure
H7002B
Electrical Application 326 E1
Description:
tekmarNet
®
4 Zone Expansion Module 326, three tekmarNet
®
4 Thermostats, three zone pumps, zone group pump.