Tjernlund MAC1E Control (Compatible with UC1 Control) 8504110 Rev A 12/04 - Manual (Page 2)

MAC1E WIRING CONNECTIONS WITH UC1 UNIVERSAL CONTROL
Remove power to UC1 and heating equipment when making connections from the MAC1E to the UC1 or installing, servicing or changing dip
switch settings in the UC1. Failure to do so may result in personal injury and/or equipment damage. LED #5 (RED) or any LED on the UC1
should not be on if 115 VAC supply power is removed from the control.
See UC1 Universal Control wiring section of Venter or UC1 instructions for 24 VAC, 115 VAC or Millivolt (Dry Contact) appliance inter-
lock diagrams. The MAC1E and UC1 Universal Control appliance interlock steps and diagrams are identical.
MAC1E SAFETY INTER-
LOCK TEST
IMPORTANT:
RED JUMPER POSITION VOLTAGE MUST BE THE
SAME AS APPLIANCE INTERLOCKED WITH UC1.
CALL
RELAY
INTERLOCK
P R
ODUCT
S ,
INC.
R
T JE
RNL
UND
MT
R
M
N
24 VAC
D/N 8056003
DO NOT SUPPLY POWER!
5 VDC BOARD-GENERATED POWER
115V
J2
24V DRY
LEGEND: 115 VAC
5 POST-PURGE SETTINGS
OPEN PROVER OPTION
(9)
(3 - 8)
9
78
6
F
GN
D
ON
PRE-PURGE SETTINGS
(1 - 2) 24
3
1
C
P1
P2
J1
XL
XN
115 OR 24 VAC FROM CALL JUMPER
OR USER-PROVIDED VOLTAGE
FROM TERMINAL 3 TO 4 WITH CALL
JUMPER REMOVED
K2
K1
JUMPER
NEUT.
INC.
P R
ODUCT
S ,
T JE
RNL
UND
APPROVED
R
USER-PROVIDED
COM.
HOT
24 VAC
OR
CALL SWITCH
OR
LINE
115 VAC
"DRY"
XN
XL
K1
JUMPER J2
J1
115V DRY
CALL
24V
F
GN
D
C
RED JUMPER POSITION VOLTAGE MUST BE THE
SAME AS APPLIANCE INTERLOCKED WITH MAC1E. DO NOT SUPPLY VOLTAGE
TO "A" OR "B".
IMPORTANT:
W
H
I
T
E
A
E
E
D
R Y T
G
R
O
L
I
V
MAC1E CONTROL UNIVERSAL CONTROL
E
A
C
K
I
T
W
H
B
L
INTERLOCK
RELAY
A
K
C
B
L
APPL
IA
N
C
E
C
A
LL
APPL
IA
N
C
E
"
G
O
"
PROVER
V
I
E
O
L
A
Y
R
G
D
E
R T
CONDUIT
24" FLEX N
E
E
R
G
R
N
E
E
G
G
R
EEN
AMBER
LED1 LED2 LED1 LED5 LED4 LED2 LED3
RE
D RE
D G
R
EEN
G
R
EEN
AMBER
Connect Black from MAC1E whip to XL on UC1.
Connect White from MAC1E whip to XN on UC1.
Connect Violet from MAC1E whip to C on UC1
Connect Gray from MAC1E whip to GND on UC1.
Connect Red from MAC1E whip to F on UC1.
Connect Green from MAC1E whip to ground in UC1. IMPORTANT: Venter Fan Prover must be wired to
P1 and P2 safety circuit in UC1.
RED appliance interlock voltage jumper in MAC1E
and UC1 must be positioned based on the control
voltage of the appliance interlocked with each control.