> Home > Architectural and Engineering Design Guidelines > Traffic Signals > Model 330 Input Rack Drawing and Wiring Instructions City of Scottsdale Inputs - Loops and Ped Pushbuttons (Revised 03/04)

Model 330 Input Rack Drawing and Wiring Instructions City of Scottsdale Inputs - Loops and Ped Pushbuttons (Revised 03/04)

Slot 1

Slot 2

Slot 3

Slot 4

Slot 5

Slot 6

Slot 7

1 AB
Ph 1
3 AB
Ph 2
5 AB
Ph 3
7 AB
Ph 4
9 AB
Ph 5
11 AB
Ph 6
13 AB
Ph 7
2 AB
Ph 1
4 AB
Ph 2
6 AB
Ph 3
8 AB
Ph 4
10 AB
Ph 5
12 AB
Ph 6
14 AB
Ph 7
Det
Loops
Det
Loops
Det
Loops
Det
Loops
Det
Loops
Det
Loops
Det
Loops

Slot 8

Slot 9

Slot 10

Slot 11

Slot 12

Slot 13

Slot 14

15 AB
Ph 8
17 AB
2 PPB
19 AB
4PPB
21 AB
RRPre 
23 AB
AdvEn
25 AB
EV A
27 AB
Stop
Time
16 AB
Ph 8
18 AB
6 PPB
20 AB
8 PPB
22 AB
Flash
24 AB
Adv
26 AB
EV B
28 AB
6 Call
Det
Loops
Ped
Push
Buttons
Ped
Push
Buttons
------- ------- Pre-
Empt
--------

All Scottsdale model 330 cabinet input racks have 14 slots.  Slots 1-8 are for vehicle detector loops.  Phase 4 loops are terminated on slot 4 (7A&B and/or 8A&B.)  Phase 4 ped push button is terminated on 19A and ppb neutral on 19B. 19B shall have a jumper to the neutral bar. All two phase intersections are to be wired to phases 2 and 4.  Field output wiring for 2 phase signals shall be wired to 2R, 2Y, 2G and 4R, 4Y, 4G.  Ped field wiring shall be wired to 9R, 9G and 10R, 10G.


For questions or concerns regarding traffic signal construction or maintenance, please call City of Scottsdale Traffic Operations at 480-312-5620.