Installation and wiring, Operation, Page 2 – Whelen M7A User Manual

Page 2: Important warning

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Page 2

MOUNTING DIMENSIONS

6.375"

3.1875"

0.25"

0.625"

0.25"

WIRING DIAGRAM

M

O

U

N

T

I

N

G

S

U

R

F

A

C

E

Gasket-

Use formed gasket on

flat, smooth surfaces

only.

#8 x 1"

PPHSMS

M7 Assembly

Slotted Hole
Screw Grommet

LED Color

3A Fuse*

*5A for Scenelight

To +VBAT

To +VBAT

To +VBAT

To +VBAT

To Ground

To Ground

SYNC

BLACK

LED Color

WHT/VIO

MOM. SW.

SP/ST

1A Fuse

3A Fuse

1A Fuse

SP/ST

VIO

BLACK

GREY

SP/ST

M7

(5-Wire)

M7

(2-Wire)

Sequencing & Phasing: The M7 has 6
sets of 3 LEDs which cycle through the 5
sequences shown.

Pattern

#

Seq Phase

1

SignalAlert™

Solid

PH.1

2

SignalAlert™

Solid

PH.2

3

SignalAlert™

L/R

PH.1

4

SignalAlert™

L/R

PH.2

5

SignalAlert™

T/B

PH.1

6

SignalAlert™

T/B

PH.2

7

SignalAlert™

I/O

PH.1

8

SignalAlert™

I/O

PH.2

9

SignalAlert™

Diag

PH.1

10 SignalAlert™

Diag

PH.2

21 DoubleFlash 75 Solid

PH.1

22 DoubleFlash 75 Solid

PH.2

23 DoubleFlash 75 L/R

PH.1

24 DoubleFlash 75 L/R

PH.2

25 DoubleFlash 75 T/B

PH.1

26 DoubleFlash 75 T/B

PH.2

27 DoubleFlash 75 I/O

PH.1

28 DoubleFlash 75 I/O

PH.2

29 DoubleFlash 75 Diag

PH.1

30 DoubleFlash 75 Diag

PH.2

31 SingleFlash 75

Solid

PH.1

32 SingleFlash 75

Solid

PH.2

33 SingleFlash 75

L/R

PH.1

34 SingleFlash 75

L/R

PH.2

35 SingleFlash 75

T/B

PH.1

36 SingleFlash 75

T/B

PH.2

37 SingleFlash 75

I/O

PH.1

38 SingleFlash 75

I/O

PH.2

39 SingleFlash 75

Diag

PH.1

40 SingleFlash 75

Diag

PH.2

11 CometFlash®75 Solid

PH.1

12 CometFlash®75 Solid

PH.2

13 CometFlash®75 L/R

PH.1

14 CometFlash®75 L/R

PH.2

15 CometFlash®75 T/B

PH.1

16 CometFlash®75 T/B

PH.2

17 CometFlash®75 I/O

PH.1

18 CometFlash®75 I/O

PH.2

19 CometFlash®75 Diag

PH.1

20 CometFlash®75 Diag

PH.2

41 ComAlert™ 75

Solid

PH.1

42 ComAlert™ 75

Solid

PH.2

43 ComAlert™ 75

L/R

PH.1

44 ComAlert™ 75

L/R

PH.2

45 ComAlert™ 75

T/B

PH.1

46 ComAlert™ 75

T/B

PH.2

47 ComAlert™ 75

I/O

PH.1

48 ComAlert™ 75

I/O

PH.2

49 ComAlert™ 75

Diag

PH.1

50 ComAlert™ 75

Diag

PH.2

51 LongBurst™ 75

Solid

PH.1

52 LongBurst™ 75

Solid

PH.2

53 LongBurst™ 75

L/R

PH.1

54 LongBurst™ 75

L/R

PH.2

55 LongBurst™ 75

T/B

PH.1

56

LongBurst™ 75

T/B

PH.2

57

LongBurst™ 75

I/O

PH.1

58

LongBurst™ 75

I/O

PH.2

59

LongBurst™ 75

Diag

PH.1

60

LongBurst™ 75

Diag

PH.2

61

PingPong™ 75

Solid PH.1

62

PingPong™ 75

Solid PH.2

63

PingPong™ 75

L/R

PH.1

64

PingPong™ 75

L/R

PH.2

65

PingPong™ 75

T/B

PH.1

66

PingPong™ 75

T/B

PH.2

67

PingPong™ 75

I/O

PH.1

68

PingPong™ 75

I/O

PH.2

69

PingPong™ 75

Diag

PH.1

70

PingPong™ 75

Diag

PH.2

72

SingleFlash 60

L/R

PH.1

73

SingleFlash 60

T/B

PH.1

74

SingleFlash 60

I/O

PH.1

75

SingleFlash 60

Diag

PH.1

76

SingleFlash 90

Solid PH.1

77

SingleFlash 90

L/R

PH.1

78

SingleFlash 90

T/B

PH.1

79

SingleFlash 90

I/O

PH.1

80

SingleFlash 90

Diag

PH.1

81

SingleFlash 120 Solid PH.1

82

SingleFlash 120 L/R

PH.1

83

SingleFlash 120 T/B

PH.1

84

SingleFlash 120 I/O

PH.1

85

SingleFlash 120 Diag

PH.1

86

SingleFlash 300

Solid PH.1

87

SingleFlash 300

L/R

PH.1

88

SingleFlash 300

T/B

PH.1

89

SingleFlash 300

I/O

PH.1

90

SingleFlash 300

Diag

PH.1

91

DoubleFlash 150 Solid PH.1

92

DoubleFlash 150 L/R

PH.1

93

DoubleFlash 150 T/B

PH.1

94

DoubleFlash 150 I/O

PH.1

95

DoubleFlash 150 Diag

PH.1

96

ComAlert™150

Solid PH.1

97

ComAlert™150

L/R

PH.1

98

ComAlert™150

T/B

PH.1

99

ComAlert™150

I/O

PH.1

100 ComAlert™150

Diag

PH.1

101 ActionFlash™50

Solid PH.1

102 ActionFlash™50

L/R

PH.1

103 ActionFlash™50

T/B

PH.1

104 ActionFlash™50

I/O

PH.1

105 ActionFlash™50

Diag

PH.1

106 ActionFlash™150 Solid PH.1
107 ActionFlash™150 L/R

PH.1

108 ActionFlash™150 T/B

PH.1

109 ActionFlash™150 I/O

PH.1

110 ActionFlash™150 Diag

PH.1

71

SingleFlash 60

Solid PH.1

111 ModuFlash™

Solid

112 ModuFlash™

L/R

113 ModuFlash™

T/B

114 ModuFlash™

I/O

115 ModuFlash™

Diag

146 Cylon SLOW
147 Cylon MEDIUM
148 Cylon FAST
149 Cylon VARIABLE
150 Cylon MEDIUM w/SOLID
151 PinWheel SLOW
152 PinWheel MEDIUM
153 PinWheel FAST
154 PinWheel VARIABLE
155 PinWheel MEDIUM w/Solid

157 ActionScan™

158 SignalAlert™ Steady

116 DoubleFlash 120

Solid

117 DoubleFlash 120

L/R

118 DoubleFlash 120

T/B

119 DoubleFlash 120

I/O

120 DoubleFlash 120

Diag

121 PingPong™120

Solid

122 PingPong™120

L/R

123 PingPong™120

T/B

124 PingPong™120

I/O

125 PingPong™120

Diag

126 TripleFlash™75

Solid

127 TripleFlash™75

L/R

128 TripleFlash™75

T/B

129 TripleFlash™75

I/O

130 TripleFlash™75

Diag

131 TripleFlash™120

Solid

132 TripleFlash™120

L/R

133 TripleFlash™120

T/B

134 TripleFlash™120

I/O

135 TripleFlash™120

Diag

136 Action SF 60/120

Solid

137 Action SF 60/120

L/R

138 Action SF 60/120

T/B

139 Action SF 60/120

I/O

140 Action SF 60/120

Diag

141 Action SF 60/TF 120 Solid
142 Action SF 60/TF 120 L/R
143 Action SF 60/TF 120 T/B
144 Action SF 60/TF 120 I/O
145 Action SF 60/TF 120 Diag

156 CalScan

*
*159 Steady
*No low power for this pattern.

BOLD = CA Title XIII compliant

= SYNC

L/R = Left/Right
T/B = Top/Bottom I/O = In/Out

ITALIC

Sequences

Operation of LED sets

Solid

T

Left to Right

op to Bottom

In and Out
Diagonal

All On

1 - 2 - 4
1 - 2 - 3

2 - 5

1 - 2 - 6

Alternates with
Alternates with
Alternates with
Alternates with
Alternates with

All Off
3 - 5 - 6
4 - 5 - 6
1 - 3 - 4 - 6
4 - 5 - 3

1

4

2
5

3
6

:

Apply +VBAT to the RED wire to activate the lighthead in “flash mode”. In flash mode, you may change
the flash pattern using Scan-Lock™.

RED - Flash Mode

CAUTION! DO NOT LOOK DIRECTLY AT THESE LEDS WHILE THEY ARE ON.

MOMENTARY BLINDNESS AND/OR EYE DAMAGE COULD RESULT!

IMPORTANT WARNING!

Installation and Wiring:

External Flasher Models: This product draws significantly less current than a
standard incandescent automotive bulb. If your flasher does not operate
properly, it may be necessary to replace your flasher module with a Whelen®
flasher module. Contact your sales representative for application.

Caution: Permanent mounting of this product will require drilling. It is
absolutely necessary to make sure that no other vehicle components
could be damaged by this process. Check both sides of the mounting
surface before starting. If damage is likely, select a different location.

WARNING! All customer supplied wires that connect to the positive
terminal of the battery must be sized to supply at least 125% of the
maximum operating current and FUSED at the battery to carry that load.
DO NOT USE CIRCUIT BREAKERS WITH THIS PRODUCT!

NOTE: The color of the Positive Wire is determined by the color of the
LED. In this manual, RED is used as a reference color.

1.

Using the dimensions shown, mark the 2 mounting hole locations and
wire access hole location onto the mounting surface.

2.

Drill the two, 0.250” diameter mounting holes and a 0.625” (minimum)
wire access hole into the mounting surface.

3.

Place the gasket into position on the rear of the M7 assembly. Insert the
slotted hole screw grommet through the mounting holes on the M7/
Gasket assembly.

4.

Feed the M7 wires through the wire access hole in the mounting
surface. Press the M7/Gasket/Grommet assembly onto its mounting
location so that it is flat against the mounting surface. With the assembly
in position and using the hardware provided, tighten the mounting
screws until the lighthead assembly is drawn firmly against the mounting
surface. DO NOT OVERTIGHTEN!

5.

Using appropriately sized wires (minimum 18 AWG), extend the M7
wires to their designated connections. Refer to the diagram below for
wiring and fusing information.

Operation:

Flash Mode / RED:
Apply +VBAT to the RED wire to activate the lighthead in “flash mode”.
With flash mode activated, you may change the flash pattern using Scan-
Lock™.

Low Power / VIOLET:
The type of switch used depends on how the operator wishes the Low
Power feature to function:
Latching Mode:
By applying +VBAT to the VIO wire for less than 1 sec., the
lighthead is “latched” into low power. The unit must be turned off and then
back on to restore normal operation. A momentary switch is preferred.
Level Mode: Applying +VBAT to the VIO wire for more than 1 sec. holds the
lighthead in low power mode until voltage is removed. A toggle switch is
preferred.

SYNC / GREY
To SYNC 2 lightheads, configure both to display the same Phase 1 (Simulta-
neous)pattern. Turn the power off and connect the GREY wire from each light-
head together. When the lightheads are activated their patterns will be
synchronized. To configure 2 lightheads to alternate their patterns, advance
the pattern of either lighthead to Phase 2 (Alternating) of the current pattern.
NOTE: You can also program the 2 banks of LEDs inside the lighthead to
flash in different configurations (See M7 Sequencing and Phasing).

Scan-Lock™ / WHT/VIO / Flash Pattern Selection:
This feature allows the user to select from several available flash patterns.
The lighthead must be switched on for Scan-Lock™ to work.

TO CYCLE THROUGH ALL PATTERNS: Apply +VBAT to the WHT/VIO wire
for less than 1 second and release. To cycle backward through patterns apply
+VBAT to the WHT/VIO wire for over 1 second and release.

TO SET A PATTERN AS DEFAULT: Allow the pattern to run for more than 5
seconds. The lighthead will flicker slightly when the pattern locks in. This
flicker may be difficult to see with some patterns. The lighthead will now
display this pattern when activated.

TO RESET TO THE FACTORY DEFAULT PATTERN: Turn off power. While
applying +VBAT to the WHT/VIO wire, turn power on. This will reset the
lighthead to it’s factory default flash pattern.

IMPORTANT! It is the responsibility of the installation technician to make
sure that the installation and operation of this product will not interfere
with or compromise the operation or efficiency of any vehicle
equipment!

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