Curtis Instruments PMC 1221C Manuals

Manuals and User Guides for Curtis Instruments PMC 1221C. We have 1 Curtis Instruments PMC 1221C manual available for free PDF download: Manual

Curtis Instruments PMC 1221C Manual

Curtis Instruments PMC 1221C Manual (53 pages)

Motor Controllers

Brand: Curtis Instruments | Category: Controller | Size: 0 MB

Table of Contents

Table of Contents
3
1 Overview

7
- FIG . 1: Curtis PMC 1209B Full-Feature
  7
2 Hardware Installation

9
- Controller
  9
- Fig. 2 Mounting Dimensions, Curtis PMC 1209B/1221B/1221C Controllers
  9
  - Throttle
    11
- FIG . 4: Mounting Dimensions
  12
  - Curtis PMC Potboxes PB-5, -6, -9, and -10
    12
  - 1209B/1221B/1221C/1231C Controllers
    12
- FIG . 6: Mounting Dimensions
  13
  - Curtis Electronic Throttle (et Series)
    13
  - Other Hardware
    14
- FIG . 7: Typical Installation
  14
  - Main Contactor
    16
  - Table 1 RECOMMENDED PRECHARGE RESISTORS
    16
  - Forward/Reverse Contactors
    17
  - Forward/Reverse Switches
    17
  - Keyswitch and Interlocks
    17
  - Keyswitch Relay
    17
  - Polarity Protection Diode
    18
  - Control Wiring Fuse
    18
  - Power Wiring Fuse
    18
3 Wiring

19
- Connections: Low Current
  19
- Connections: High Current
  19
- Wiring: Typical Installation
  20
- FIG . 9: Basic Wiring Conﬁguration
  20
  - KSI Wiring
    21
  - Forward/Reverse Wiring
    22
    
    Freewheeling
    22
    
    Plug Braking
    22
    
    Standard Potbox Wiring
    23
    
    Throttle Wiring
    23
Fig. 12 Standard Throttle Pot, 0-5K Ω

23
- Pots for Twist-Grip Throttles
  24
- Electronic Throttle Wiring
  25
- Reduced Speed Operation
  26
- Throttle Ramp Shaping
  27
- Installation Checkout
  28
4 Maintenance and Adjustment

30
- Controller
  30
- Potbox
  31
- Fig. 17 Adjustment Pots
  31
5 Troubleshooting and Bench Testing

33
6 Glossary: Features and Functions

43
APPENDIX A Functional Description

48
APPENDIX B Pulse Width Modulation

51
- Fig. B-1 Pulse Width Modulation
  51
  - TABLE C-1: Electrical Speciﬁcations, 1209B/1221B
    52

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